Joop Kasteel has 13 losses against 11 opponents on his MMA record. For a list of Kasteel's best fights, refer to "Best fights of Joop Kasteel".
On April 4, 2004 Joop Kasteel faced off against Cheick Kongo at age 39. He was coming in with a record of 18-13 (15), and Kongo was 28 years old and with a record of 4-1-1 (3). Kasteel lost the fight via 1st-round KO.
On March 16, 2003 Joop Kasteel faced off against Jerrel Venetiaan at age 38. He was coming in with a record of 17-12 (15), and Venetiaan was 32 years old and with a record of 3-3 (1). Kasteel lost the fight via 1st-round KO.
On March 17, 2002 Joop Kasteel faced off against Paul Cahoon at age 37. He was coming in with a record of 15-11 (13). Kasteel lost the fight via 2nd-round submission.
On June 10, 2001 Joop Kasteel faced off against Paul Cahoon at age 36. He was coming in with a record of 13-10 (11). Kasteel lost the fight via 2nd-round KO.
On December 22, 2000 Joop Kasteel faced off against Bobby Hoffman at age 36. He was coming in with a record of 11-9 (10), and Hoffman was 34 years old and with a record of 22-3 (18). Kasteel lost the fight via 1st-round KO.
On February 6, 2000 Joop Kasteel faced off against Gilbert Yvel at age 35. He was coming in with a record of 10-8 (9), and Yvel was 23 years old and with a record of 19-3 (19). Kasteel lost the fight via 1st-round KO.
On October 8, 1999 Joop Kasteel faced off against Tariel Bitsadze at age 35. He was coming in with a record of 10-7 (9), and Bitsadze was 33 years old and with a record of 6-4 (1). Kasteel lost the fight via 1st-round TKO.
On August 19, 1999 Joop Kasteel faced off against Kiyoshi Tamura at age 34. He was coming in with a record of 10-6 (9), and Tamura was 29 years old and with a record of 16-3-3 (15). Kasteel lost the fight via 2nd-round submission.
On May 22, 1999 Joop Kasteel faced off against Mikhail Ilyukhin at age 34. He was coming in with a record of 9-5 (8), and Ilyukhin was 32 years old and with a record of 17-7 (17). Kasteel lost the fight via 1st-round submission.
On April 23, 1999 Joop Kasteel faced off against Yoshihisa Yamamoto at age 34. He was coming in with a record of 9-4 (8), and Yamamoto was 28 years old and with a record of 8-8 (7). Kasteel lost the fight via 1st-round TKO.
On May 29, 1998 Joop Kasteel faced off against Zaza Tkeshelashvili at age 33. He was coming in with a record of 6-3 (5), and Tkeshelashvili was 33 years old and with a record of 4-1 (3). Kasteel lost the fight via 1st-round submission.
On January 21, 1998 Joop Kasteel faced off against Kiyoshi Tamura at age 33. He was coming in with a record of 5-2 (4), and Tamura was 28 years old and with a record of 9-2 (9). Kasteel lost the fight via 2nd-round KO.
On September 26, 1997 Joop Kasteel faced off against Pete Williams at age 33. He was coming in with a record of 4-1 (3), and Williams was 22 years old and with a record of 5-1 (3). Kasteel lost the fight via 1st-round TKO.