WSOF"A-Train"Aaron Simpson Record: 12-5-0
WelterweightRecord12-5-0
Age52
DivisionWelterweight
MMA Elo1542
Last fight2013.03.23
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Aaron Simpson has a 12-5-0 professional record and is 52 years old in the Welterweight division, representing Power MMA Team. This profile tracks fight history, UFC stats, MMA Elo, record, age, and opponent links.
Last updated Jul 16, 2025 · Combat Edge fight database
Career snapshot
Aaron Simpson career snapshot
Elo · Professional MMAMMA Elo
1542Average ratingElo trajectory (last 3 years)
Career-high 1583 Elo after defeating Kenny Robertson (2012-07-11)
Outside the active ladder after 24 months without a counted pro MMA fight. Current and peak Elo stay raw.
Similar Elo in Welterweight
Recent Elo history
LossJosh Burkman2013-03-23 | Knee -18LossJoshua Burkman2013-03-23 | Knee -10LossMike Pierce2012-10-05 | KO/TKO-13WinKenny Robertson2012-07-11 | Decision - Unanimous+20LossRonny Markes2012-02-15 | Decision - Split-18Aaron Simpson quick answers
What is Aaron Simpson's record?
Aaron Simpson's professional MMA record is 12-5-0.
How old is Aaron Simpson?
Aaron Simpson is 52 years old.
What weight class is Aaron Simpson?
Aaron Simpson fights at Welterweight in WSOF.
What gym does Aaron Simpson represent?
Aaron Simpson is associated with Power MMA Team. Combat Edge publishes a gym average once at least 3 active fighters have Elo.
How tall is Aaron Simpson?
Aaron Simpson is 6'0" tall.
How much does Aaron Simpson weigh?
Aaron Simpson competes at Welterweight, with a most recent weigh-in of 170 lbs.
What is Aaron Simpson's Combat Edge Elo?
Aaron Simpson's professional MMA Elo is 1542, with a peak Elo of 1583.
How strong is Aaron Simpson's recent opposition?
Aaron Simpson's latest 10 counted opponents averaged 1660 Elo immediately before their fights. This avoids using opponents' later career results with hindsight.
When was Aaron Simpson's last fight?
Aaron Simpson's latest tracked pro fight was against Josh Burkman at WSOF 2: Arlovski vs. Johnson on 2013.03.23.
What is Aaron Simpson's recent form?
Aaron Simpson's recent tracked pro form is L-L-W-L-W over the latest 5 decisive pro results.
How does Aaron Simpson usually win?
Aaron Simpson's 12 recorded wins include 6 knockouts, 1 submissions, and 5 decisions, with 58% ending before the final bell.
6Wins by knockout
1Wins by submission
5Wins by decision
3Loss by knockout
0Loss by submission
2Loss by decision
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Aaron Simpson stats
Record : 12 / 5 / 0Tracked UFC statistics may not cover a fighter's full career. Unavailable measurements are not zero.
Significant strikes landed per minute
3.60Fighter3.66UFC welterweight avg
Significant striking accuracy
53%Fighter46%UFC welterweight avg
Significant strikes absorbed per minute
2.53Fighter3.84UFC welterweight avg
Significant strike defenseThe % of opponents strikes that did not land
56%Fighter53%UFC welterweight avg
Average takedowns landed per 15 minutes
3.78Fighter1.41UFC welterweight avg
Takedown accuracy
35%Fighter30%UFC welterweight avg
Takedown defenseThe % of opponents TD attempts that did not land
83%Fighter59%UFC welterweight avg
Average submissions attempted per 15 minutes
0.47Fighter0.54UFC welterweight avg
Pro fight history
ResultOpponentMethodTimeRoundEventDateFight details
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