John Lineker has 11 losses against 11 opponents on his MMA record. For a list of Lineker's best fights, refer to "Best fights of John Lineker".
On January 28, 2024 John Lineker faced off against Shinya Aoki in a bantamweight bout at age 33. He was coming in with a record of 37-11 (22), and Aoki was 40 years old and with a record of 47-11 (29). Lineker lost the fight via 1st-round submission.
On February 25, 2023 John Lineker fought Fabrício Andrade in a bantamweight title fight for the ONE Championship title. Lineker was 32 years old and with a record of 35-10 (21), and Andrade was 25 years old and with a record of 8-2 (5). Lineker lost the fight via 4th-round TKO.
On April 27, 2019 John Lineker faced off against Cory Sandhagen in a bantamweight bout at age 28. He was coming in with a record of 31-9 (18), and Sandhagen was 27 years old and with a record of 10-1 (7). Lineker lost the fight via 3-round split decision.
On December 30, 2016 John Lineker faced off against T.J. Dillashaw in a bantamweight bout at age 26. He was coming in with a record of 29-8 (17), and Dillashaw was 30 years old and with a record of 13-3 (9). Lineker lost the fight via 3-round unanimous decision.
On February 1, 2014 John Lineker faced off against Ali Bagautinov in a flyweight bout at age 23. He was coming in with a record of 23-7 (14), and Bagautinov was 28 years old and with a record of 12-2 (9). Lineker lost the fight via 3-round unanimous decision.
On May 5, 2012 John Lineker faced off against Louis Gaudinot in a flyweight bout at age 21. He was coming in with a record of 19-6 (11), and Gaudinot was 27 years old and with a record of 5-2 (3). Lineker lost the fight via 2nd-round choke-out.
On December 30, 2009 John Lineker faced off against Rafael Silva in a bantamweight bout at age 19. He was coming in with a record of 6-5 (4), and Silva was 24 years old and with a record of 2-2 (2). Lineker lost the fight via 3-round unanimous decision.
On September 12, 2009 John Lineker faced off against Andre Luis in a bantamweight bout at age 19. He was coming in with a record of 5-4 (3). Lineker lost the fight via 3-round unanimous decision.
On September 5, 2009 John Lineker faced off against Erick Carlos Silva in a bantamweight bout at age 19. He was coming in with a record of 5-3 (3). Lineker lost the fight via 3-round unanimous decision.
On August 7, 2009 John Lineker faced off against Felipe Arantes in a bantamweight bout at age 19. He was coming in with a record of 5-2 (3), and Arantes was 21 years old and with a record of 5-2 (5). Lineker lost the fight via 1st-round submission.
On April 18, 2009 John Lineker faced off against Nelson Velasques in a bantamweight bout at age 18. He was coming in with a record of 3-1 (2). Lineker lost the fight via 1st-round submission.