Ron van Clief (0-1, 0) was born in Brooklyn, New York City, United States on January 25, 1943. At the age of 51 years on December 16, 1994, he made his professional MMA debut against Royce Gracie, losing the fight via 1st-round submission.
On December 16, 1994, 51-year old Ron van Clief made his UFC debut on his 1st professional MMA fight at UFC 4 against a 28-year old Royce Gracie but lost the fight via submission in the 1st round.
Clief's last fight was a 1st-round submission loss to Royce Gracie at UFC 4 at age 51 on December 16, 1994. He retired from the sport of MMA following this loss.
He has fought once in the UFC, and has a record of 1 loss in the promotion.
| # | Date | Opponent | Promotion | Weight | Round | Method | Result |
|---|---|---|---|---|---|---|---|
1  | Dec 16, 1994 51 years, 10 months 0-1 (0) | 28 years 8-0 (8) | UFC | 1 | SUB | LOSS Rear naked choke |
