Liam McCullough (born June 5, 1997) is an American professional football long snapper for the Atlanta Falcons of the National Football League (NFL).

He played college football at Ohio State and was signed as an undrafted free agent by the Las Vegas Raiders after the 2020 NFL draft.

[3][4][5] McCullough signed with the Las Vegas Raiders as an undrafted free agent after the 2020 NFL draft.

[1][7] McCullough was released as the Raiders cut their roster to 80 players on August 3, 2020.

[13] He re-signed with the Falcons as an exclusive rights free agent on February 22, 2023.