Taylor Cornelius (born September 16, 1995) is an American professional gridiron football quarterback who is a free agent.

His final home game in Boone Pickens Stadium was a dramatic come from behind victory over 9th ranked West Virginia on Senior Day.

[5] For most of his collegiate career, Cornelius was a backup, behind one of Oklahoma State's most decorated quarterbacks, Mason Rudolph.

[9] At the beginning of the 2018 season, head coach Mike Gundy made it clear that Cornelius would be the starting quarterback over transfer Dru Brown and true freshman Spencer Sanders.

He threw for a Bedlam school record and third-most in Oklahoma State single game history; 501 yards and 3 touchdowns.

[11] On the last offensive play of the game, Cornelius under threw star wideout Tylan Wallace, ending any upset bid the Cowboys had going.

The very next week on November 17, the 9th ranked West Virginia Mountaineers visited Stillwater for the final home game of the year.

On Senior Day, Cornelius led Oklahoma State to a come from behind upset victory over the Mountaineers, out-dueling Will Grier.

After a season finale loss against TCU, Cornelius led the Cowboys to the Liberty Bowl against Drew Lock and the Missouri Tigers.

[11] He ended his 2018 redshirt senior season with 3,978 yards and 32 passing touchdowns, both ranked in the top 10 nationally.

[12] After going undrafted in the 2019 NFL draft, Cornelius participated in rookie camp with the Green Bay Packers and received a contract.

[24] On October 12, 2021, Elks head coach Jamie Elizondo announced that Cornelius would once again get the Week 11 start ahead of a healthy Harris who wasn't performing to expectations.

[25] On October 17, 2021, Harris was traded to the Montreal Alouettes, which resulted in Cornelius becoming the starting quarterback for the remainder of the season.

[29] On October 17, 2022, the Elks announced that Cornelius would miss the final game of the season with a spleen injury.

[31] He started the first three games of the 2023 season for the Elks, but the offense struggled and he was benched in Week 3 in favour of Kai Locksley and then later Jarret Doege.

[32] After the team fell to 0-4 to start the season, head coach Chris Jones turned to Cornelius to take the helm in Week 5.