Here is a list of Norton's best fights. For a list of Norton's losses, refer to "Ken Norton Losses".
On March 31, 1973 Ken Norton faced off against Muhammad Ali in a heavyweight bout at age 29. He was coming in with a record of 30-1 (23), and Ali was 31 years old and with a record of 41-1 (31). Norton won the fight via 12-round split decision.
On March 24, 1975 Ken Norton faced off against Jerry Quarry in a heavyweight bout at age 31. He was coming in with a record of 33-3 (26), and Quarry was 29 years old and with a record of 50-7-4 (30). Norton stopped Jerry Quarry via TKO.
On November 5, 1977 Ken Norton faced off against Jimmy Young at age 34. He was coming in with a record of 40-4 (32), and Young was 28 years old and with a record of 22-5-2 (7). Norton won the fight via 15-round split decision.