| First | Last | Nickname | Ht. | Wt. | Reach | Stance | W | L | D | Belt |
|---|---|---|---|---|---|---|---|---|---|---|
| Tadao | Yasuda | 6' 4" | 310 lbs. | -- | Orthodox | 2 | 4 | 0 | ||
| Yoshiaki | Yatsu | 6' 1" | 165 lbs. | -- | Orthodox | 0 | 2 | 0 | ||
| Chris | Yee | 5' 9" | 185 lbs. | -- | 4 | 6 | 0 | |||
| Yibugele | Eagle | 5' 7" | 145 lbs. | 69.0" | Southpaw | 24 | 13 | 1 | ||
| Yin | Shuai | Black Panther | 5' 5" | 125 lbs. | 66.0" | Southpaw | 18 | 5 | 0 | |
| Yizha | 5' 7" | 145 lbs. | 71.0" | Orthodox | 25 | 5 | 0 | |||
| Ashley | Yoder | SpiderMonkey | 5' 7" | 115 lbs. | 69.0" | Southpaw | 8 | 9 | 0 | |
| Hirotaka | Yokoi | Kaibatsu-Kun | 5' 11" | 205 lbs. | -- | Orthodox | 11 | 5 | 0 | |
| Kazunori | Yokota | 5' 8" | 154 lbs. | -- | Orthodox | 25 | 7 | 3 | ||
| John | Yoo | -- | 135 lbs. | -- | 0 | 1 | 0 | |||
| SangHoon | Yoo | Assassin | 6' 0" | 170 lbs. | 74.0" | Orthodox | 8 | 2 | 0 | |
| JooSang | Yoo | Zombie Jr. | 5' 7" | 145 lbs. | 71.0" | Orthodox | 9 | 0 | 0 | |
| Dong Sik | Yoon | 6' 0" | 185 lbs. | -- | Orthodox | 9 | 9 | 0 | ||
| ChangMin | Yoon | The Big Heart | 5' 7" | 145 lbs. | 70.0" | Orthodox | 8 | 2 | 1 | |
| Yoshiyuki | Yoshida | Zenko | 5' 11" | 170 lbs. | 70.0" | Southpaw | 18 | 9 | 0 | |
| Hidehiko | Yoshida | 5' 11" | 225 lbs. | -- | Orthodox | 6 | 8 | 1 | ||
| Kai | Yoshida | Scorpion | 5' 7" | 125 lbs. | 69.0" | Southpaw | 6 | 2 | 0 | |
| SuYoung | You | Yoo-Jitsu | 5' 6" | 135 lbs. | 65.0" | Orthodox | 15 | 3 | 0 | |
| Kaitlin | Young | 5' 9" | 135 lbs. | -- | Orthodox | 7 | 9 | 1 | ||
| Artenus | Young | -- | 205 lbs. | -- | 10 | 12 | 0 | |||
| Trenell | Young | Savant | 5' 6" | 145 lbs. | -- | Orthodox | 11 | 9 | 0 | |
| Jason | Young | Shotgun | 5' 9" | 145 lbs. | 73.0" | Orthodox | 9 | 6 | 0 | |
| Shane | Young | Smokin' | 5' 8" | 145 lbs. | 72.0" | Orthodox | 13 | 8 | 0 | |
| Shanna | Young | The Shanimal | 5' 7" | 125 lbs. | 65.0" | Orthodox | 9 | 6 | 0 |