Five things to know about new offensive lineman Jamil Douglas:
1. Douglas, 6-4 and 310 pounds, was originally a fourth-round selection by the Dolphins in the 2015 NFL Draft. He has played in 50 regular-season games with 11 starts for Miami, Tennessee, Buffalo, and Washington.
2. He has made eight starts at right guard and three at center in his career. He reunites with coach Brian Daboll and offensive line coach Bobby Johnson, who coached him on the Bills last season.
3. Douglas played in all 16 games and made six starts (both career highs) as a rookie in 2015.
4. He also appeared in four postseason games with the Titans, including the 2019 AFC Championship Game against the Kansas City Chiefs.
5. Douglas played collegiately at Arizona State, where he switched from guard to left tackle during his senior season.
View photos of new Giants offensive lineman Jamil Douglas' NFL career.


Buffalo Bills offensive tackle Ryan Bates (71) and offensive guard Jamil Douglas (77) block against the Detroit Lions during the first half of a preseason NFL football game, Friday, Aug. 13, 2021, in Detroit. (AP Photo/Duane Burleson)

Buffalo Bills guard Jamil Douglas (77) jogs off the field after a loss to the Jacksonville Jaguars during an NFL football game, Sunday, Nov. 7, 2021, in Jacksonville, Fla. (AP Photo/Phelan M. Ebenhack)

Buffalo Bills guard Jamil Douglas (77) looks on during an NFL football game against the Jacksonville Jaguars, Sunday, Nov. 7, 2021, in Jacksonville, Fla. The Jaguars won 9-6. (Paul Abell via AP)

Buffalo Bills guard Jamil Douglas (77) looks on during an NFL football game against the Jacksonville Jaguars, Sunday, Nov. 7, 2021, in Jacksonville, Fla. The Jaguars won 9-6. (Paul Abell via AP)

Tennessee Titans offensive tackle Jamil Douglas (75) looks on from the sidelines during an NFL football game against the Houston Texans, Sunday, Jan. 3, 2021, in Houston. (AP Photo/Matt Patterson)

Buffalo Bills offensive guard Jamil Douglas (77) sits on the bench during an NFL preseason football game against the Chicago Bears, Saturday, Aug. 21, 2021, in Chicago. Buffalo won 41-15. (Aaron M. Sprecher via AP)

Buffalo Bills guard Jamil Douglas (77) walks the field during warm-ups before an NFL football game against the Jacksonville Jaguars in Jacksonville, Fla., Sunday, Nov. 7, 2021. The Jaguars defeated the Bills 9-6. (AP Photo/Gary McCullough)

Tennessee Titans offensive guard Jamil Douglas (75) watches from the sideline in the first half of an NFL football game against Sunday, Dec. 6, 2020, in Nashville, Tenn. (AP Photo/Wade Payne)

Buffalo Bills offensive tackle Ryan Bates (71), offensive guard Jamil Douglas (77) and offensive tackle Spencer Brown (79) get set to block during an NFL preseason football game against the Detroit Lions, Friday, Aug. 13, 2021, in Detroit. The Bills defeated the Lions, 16-15. (Ryan Kang via AP)

Miami Dolphins quarterback Tua Tagovailoa (1) and guard Jamil Douglas (77) celebrates a touchdown in an NFL game against the Buffalo Bills, Sunday, Oct. 31, 2021 in Orchard Park, N.Y. The Bills defeated the Dolphins 26-11. (Margaret Bowles via AP)

Buffalo Bills offensive guard Jamil Douglas (77) runs during an NFL preseason football game against the Chicago Bears, Saturday, Aug. 21, 2021, in Chicago. The Bills defeated the Bears 41-15. (Scott Boehm via AP)

Tennessee Titans offensive guard Jamil Douglas (75) lines up on the line of scrimmage during an NFL football game against the Chicago Bears, Sunday, Nov. 8, 2020, in Nashville, Tenn. Tennessee won 24-17. (Aaron M. Sprecher via AP)

Tennessee Titans guard Jamil Douglas (75) during warm-ups before an NFL football game against the Jacksonville Jaguars, Sunday, Dec. 13, 2020, in Jacksonville, Fla. Titans won 31-10. (AP Photo/Gary McCullough)

Tennessee Titans offensive guard Jamil Douglas (75) and offensive guard David Quessenberry (72) await the snap of the football during the NFL game against the Indianapolis Colts, Sunday, Nov. 29, 2020, in Indianapolis. The Titans defeated the Colts 34-17. (Scott Boehm via AP)

Tennessee Titans offensive guard Jamil Douglas (75) blocks during the NFL game against the Indianapolis Colts, Sunday, Nov. 29, 2020, in Indianapolis. The Titans defeated the Colts 34-17. (Scott Boehm via AP)

Tennessee Titans quarterback Ryan Tannehill (17) greets Tennessee Titans guard Jamil Douglas (75) before an NFL football game against the Baltimore Ravens, Sunday, Nov. 22, 2020, in Baltimore. The Titans defeated the Ravens 30-24. (Amanda Bowen via AP)

Buffalo Bills offensive guard Jamil Douglas (77) blocks during an NFL preseason football game against the Detroit Lions, Friday, Aug. 13, 2021, in Detroit. The Bills defeated the Lions, 16-15. (Ryan Kang via AP)

Tennessee Titans offensive guard Jamil Douglas (75) blocks during an NFL football game against the Chicago Bears, Sunday, Nov. 8, 2020, in Nashville, Tenn. Tennessee won 24-17. (Aaron M. Sprecher via AP)

Tennessee Titans offensive guard Jamil Douglas (75) walks towards the field from the tunnel prior to an NFL football game against the Cincinnati Bengals, Sunday, Nov. 1, 2020, in Cincinnati. Cincinnati won 31-20. (Aaron M. Sprecher via AP)

Tennessee Titans offensive guard Jamil Douglas (75) makes a move to block on the line of scrimmage during the second half of an NFL football game against the Indianapolis Colts, Thursday, Nov. 12, 2020, in Nashville, Tenn. The Colts defeated the Titans 34-17.(Perry Knotts via AP)

Tennessee Titans offensive lineman Jamil Douglas (76) during the NFL AFC Championship football game against the Kansas City Chiefs, Sunday, Jan. 19, 2020, in Kansas City, MO. The Chiefs won 35-24. (David Stluka via AP)

Tennessee Titans guard Jamil Douglas (75) and quarterback Ryan Tannehill (17) get set on the line of scrimmage during an NFL game against the Indianapolis Colts, Thursday, Nov. 12, 2020, in Nashville, Tenn. The Colts beat the Titans 34-17. (Cooper Neill via AP)

Tennessee Titans offensive lineman Jamil Douglas (76) during the NFL AFC Championship football game against the Kansas City Chiefs, Sunday, Jan. 19, 2020, in Kansas City, MO. The Chiefs won 35-24. (David Stluka via AP)

Tennessee Titans offensive guard Jamil Douglas (75) runs onto the field at halftime during an NFL football game against the Cincinnati Bengals, Sunday, Nov. 1, 2020, in Cincinnati. Cincinnati won 31-20. (Aaron M. Sprecher via AP)

Tennessee Titans center Ben Jones (60), guard Jamil Douglas (75), and offensive tackle Ty Sambrailo (70) get set on the line of scrimmage during an NFL game against the Indianapolis Colts, Thursday, Nov. 12, 2020, in Nashville, Tenn. The Colts beat the Titans 34-17. (Cooper Neill via AP)

Tennessee Titans guard Jamil Douglas (75) and quarterback Ryan Tannehill (17) get set on the line of scrimmage during an NFL game against the Indianapolis Colts, Thursday, Nov. 12, 2020, in Nashville, Tenn. The Colts beat the Titans 34-17. (Cooper Neill via AP)

Atlanta Falcons center/offensive guard Jamil Douglas (75) during an NFL preseason football game against the Kansas City Chiefs, Friday, August 17, 2018, in Atlanta. The Chiefs won 28-14. (Paul Abell via AP)

Tennessee Titans running back Derrick Henry, center, hands a pen back to offensive guard Jamil Douglas, left, after autographing an item as players clean out their lockers Monday, Jan. 20, 2020, in Nashville, Tenn. The Titans lost the AFC Championship NFL football game Sunday to the Kansas City Chiefs. (AP Photo/Mark Humphrey)

Tennessee Titans center Ben Jones (60) celebrates with offensive guard Jamil Douglas (75) during in an NFL divisional playoff football game against the Baltimore Ravens, Saturday, Jan. 11, 2020, in Baltimore. Titans won 28-12. (Peter Read Miller via AP)

Atlanta Falcons center/offensive guard Jamil Douglas (75) during an NFL preseason football game against the Kansas City Chiefs, Friday, August 17, 2018, in Atlanta. The Chiefs won 28-14. (Paul Abell via AP)

Tennessee Titans offensive guard Jamil Douglas (75) against the Kansas City Chiefs during the NFL AFC Championship football game, Sunday, Jan. 19, 2020, in Kansas City, MO. The Chiefs won 35-24. (Aaron Doster via AP)

Tennessee Titans guard Jamil Douglas (75) blocks during an NFL football game against the Carolina Panthers Sunday, Nov. 3, 2019 in Charlotte, N.C. The Panthers defeated the Titans 30-20. (Damian Strohmeyer via AP)

Oakland Raiders center Rodney Hudson (61) greets Tennessee Titans offensive guard Jamil Douglas (75) after an NFL football game in Oakland, Calif., Sunday, Dec. 8, 2019. (AP Photo/Ben Margot)

Tennessee Titans offensive guard Jamil Douglas (75) blocks as Jacksonville Jaguars defensive end Calais Campbell (93) runs around the edge during an NFL football game, Thursday, Sept. 19, 2019, in Jacksonville, Fla. Jacksonville won 20-7. (Aaron M. Sprecher via AP)

Tennessee Titans offensive guard Jamil Douglas (75) gets set at the line of scrimmage prior to the snap during an NFL football game against the Los Angeles Chargers, Sunday, Oct. 20, 2019, in Nashville, Tenn. The Titans defeated the Chargers, 23-20. (Ryan Kang via AP)

Tennessee Titans offensive guard Jamil Douglas (75), center Ben Jones (60) and offensive guard Rodger Saffold (76) block during an NFL football game against the Jacksonville Jaguars, Thursday, Sept. 19, 2019, in Jacksonville, Fla. Jacksonville won 20-7. (Aaron M. Sprecher via AP)

Tennessee Titans offensive guard Jamil Douglas (75) runs off the field during the second half of an NFL football game against the Jacksonville Jaguars on Thursday, Sept. 19, 2019, in Jacksonville. The Jaguars defeated the Titans 20-7. (Perry Knotts via AP)

Arizona State offensive lineman Jamil Douglas speaks with reporters during the 2015 NFL Scouting Combine at Lucas Oil Stadium on Wednesday, February 18, 2015 in Indianapolis, IN. (AP Photo/Johnny Vy)

Tennessee Titans offensive guard Jamil Douglas (75) plays against the Cleveland Browns during the second half in an NFL football game, Sunday, Sept. 8, 2019, in Cleveland. (AP Photo/Ron Schwane)

Tennessee Titans tight end Delanie Walker, middle, makes a catch for a touchdown and celebrates with wide receiver A.J. Brown, left, tight end MyCole Pruitt, middle left, and offensive guard Jamil Douglas, right, during an NFL football game against the Cleveland Browns, Sunday, Sept. 8, 2019, in Cleveland. Tennessee won 43-13. (Aaron Doster via AP)

Arizona State offensive tackle Jamil Douglas (74) in action during the North team practice for the 2015 Senior Bowl at Ladd Peebles Stadium in Mobile, AL on January 21, 2015. (AP Photo/Johnny Vy)

Arizona State offensive linesman Jamil Douglas (74) during the first half of an NCAA college football game against UCLA, Thursday, Sept. 25, 2014, in Tempe, Ariz. (AP Photo/Rick Scuteri)

Arizona State offensive lineman Jamil Douglas poses for a photo at the 2014 Pac-12 NCAA college football media days at Paramount Studios in Los Angeles Thursday, July 24, 2014. (AP Photo)

Arizona State offensive tackle Jamil Douglas (74) in action during the North team practice for the 2015 Senior Bowl at Ladd Peebles Stadium in Mobile, AL on January 21, 2015. (AP Photo/Johnny Vy)

Arizona State offensive lineman Jamil Douglas runs a drill at the NFL football scouting combine in Indianapolis, Friday, Feb. 20, 2015. (AP Photo/Julio Cortez)

Miami Dolphins guard Jamil Douglas (75) lines up in a three-point stance during an NFL game against the San Diego Chargers on December 20, 2015. The Chargers defeated the Dolphins 30-14. (Kevin Terrell via AP)

Arizona State running back Cameron Marshall, center, celebrates with Evan Finkenberg, left, and Jamil Douglas after scoring a first quarter touch down against Northern Arizona during their NCAA college football game on Thursday, Aug. 30, 2012, in Tempe, Ariz. (AP Photo/Rick Scuteri)

Arizona State quarterback Taylor Kelly takes the snap from teammate Jamil Douglas against Washington during the first half of an NCAA college football game, Saturday, Oct. 19, 2013, in Tempe, Ariz. (AP Photo/Matt York)

Arizona State offensive lineman Jamil Douglas runs a drill during the 2015 NFL Scouting Combine at Lucas Oil Stadium on Friday, February 20, 2015 in Indianapolis, IN. (AP Photo/Johnny Vy)

North offensive tackle Jamil Douglas of Arizona State (74)walks on the filed before an NCAA college football game at the Senior Bowl, Saturday, Jan. 24, 2015, in Mobile, Ala. (AP Photo/Brynn Anderson)

Arizona State offensive lineman Jamil Douglas (74) during the second half of the NCAA college football game against Stanford, Saturday, Oct. 18, 2014, in Tempe, Ariz. (AP Photo/Rick Scuteri)

Arizona State offensive tackle Jamil Douglas (74) runs drills with Iowa defensive tackle Louis Trinca-Pasat (90) during NCAA college football practice for the Senior Bowl, Thursday, Jan. 22, 2015, at Ladd-Peebles Stadium in Mobile, Ala. (AP Photo/Brynn Anderson)

Arizona State's Jamil Douglas works out for NFL scouts during Pro Day at Arizona State University, Friday, March 6, 2015, in Tempe, Ariz. (AP Photo/Matt York)

Arizona State's quarterback Taylor Kelly, left, jumps in the arms of Jamil Douglas after scoring in the fourth quarter during an NCAA college football game against Utah, Saturday, Nov. 9, 2013, in Salt Lake City. Arizona State won 20-19. (AP Photo/Rick Bowmer)

Quarterback McLeon Bethel-Thompson (16) sets to pass behind a block by tackle Jamil Douglas (75) during a pre-season NFL game against the Chicago Bears August 13, 2015 in Chicago. The Bears won 27 - 10. (AP Photo / Al Messerschmidt)

Cincinnati Bengals strength coach Chip Morton, left, measures the flexibility of Arizona State offensive lineman Jamil Douglas at the NFL football scouting combine in Indianapolis, Friday, Feb. 20, 2015. (AP Photo/David J. Phillip)

Miami Dolphins center Mike Pouncey, right, does drills against guard Jamil Douglas, left, during practice at the Miami Dolphins training facility, Tuesday, Oct. 4, 2016, in Davie, Fla. Pouncey returned Tuesday after missing the first four games of the season because of a broken left hip that raised concerns about his career. It was his third hip injury since 2014. (AP Photo/Lynne Sladky)

New England Patriots offensive lineman Jamil Douglas (65) run blocks in action against the Jacksonville Jaguars Thursday August 10, 2017 in Foxboro, Mass. (Damian Strohmeyer via AP)

Arizona State offensive lineman Jamil Douglas runs the 40 yard dash during the 2015 NFL Scouting Combine at Lucas Oil Stadium on Friday, February 20, 2015 in Indianapolis, IN. (AP Photo/Johnny Vy)

Arizona State quarterback Taylor Kelly, top, celebrates his touchdown with offensive linesman Jamil Douglas, left, offensive linesman Tyler Sulka and offensive linesman Vi Teofilo as UCLA cornerback Fabian Moreau looks on during the first half an NCAA college football game, Saturday, Nov. 23, 2013, in Pasadena, Calif. (AP Photo/Mark J. Terrill)

Miami Dolphins offensive guard Jamil Douglas (75) during the first half of an NFL preseason football game against the Chicago Bears in Chicago, Thursday, Aug. 13, 2015. (AP Photo/Charles Rex Arbogast)

Arizona State offensive lineman Jamil Douglas (74) and teammates celebrate by ringing the bell after defeating Stanford 26-10 during an NCAA college football game, Saturday, Oct. 18, 2014, in Tempe, Ariz. (AP Photo/Rick Scuteri)

Penn State offensive tackle Donovan Smith (76) runs drills with Arizona State offensive tackle Jamil Douglas (74) during NCAA college football practice for the Senior Bowl, Wednesday, Jan. 21, 2015, at Ladd-Peebles Stadium in Mobile, Ala. (AP Photo/Brynn Anderson)

Arizona State's Jamil Douglas, right, hoists the trophy after their 36-31 win over Duke in the Sun Bowl NCAA college football game, Saturday, Dec. 27, 2014, in El Paso, Texas. Duke quarterback Taylor Kelly gestures, rear left. (AP Photo/Victor Calzada)

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