Fighter dossier
GC
Official MMA record
Guillermo Castillo
Amateur record
0-1-0
- Division
- Welterweight
- Age
- 28
- Height
- 5' 10"
- Weight
- 170 lb
- Gender
- Male
Profile summary
Guillermo Castillo is an MMA fighter with an amateur record of 0-1-0.
Career file
Amateur career statistics
0-1-0
Total fights
1
Rounds fought
3
Current streak
1 L
Finish rate
0%
Win methods
Loss methods
Career length
—
Fights per year
1
Longest layoff
—
Quickest turnaround
—
Quick hits
Fastest win
00:00
Fastest KO
00:00
Fastest submission
00:00
Finished rate
0%
Avg. fight length · wins
00:00
Avg. fight length · losses
09:00
Avg. rounds · wins
0
Avg. rounds · losses
3
Official record
Amateur fight record
| Date | Result | Opponent | Division | Method / event | Round / time |
|---|---|---|---|---|---|
| Nov 1, 2025 | L | Mason Seth | Welterweight | Decision · Unanimous Decision River City Productions 11/01/2025Verified | R3/03:00 |