Shamrock FC 343
- PromotionShamrock Fighting Championships
- VenueRiver City Casino
- LocationSt. Louis, Missouri, United States
- Number of bouts12
Main Card
Josh Henry
10-6-0
Lightweight bout
Main Event | 3 x 5
VS
Submission, Strikes | R2 · 0:38Josh Augustine
6-2-0

"The Saiyan"
Nathan Stearns
2-2-0
Welterweight bout
Co-Main Event | 3 x 5
VS
Ends in a No Contest, Accidental Eye Poke | R1 · 3:15Shaun Scott
3-3-1

"Spider"
Aushton Midkiff
1-2-0
Catchweight bout
3 x 5
VS
Submission, Triangle Choke | R3 · 2:08Travis Ford
1-4-0

Clayton Berry
1-0-0
Amateur
Featherweight bout
3 x 3
VS
Submission, Arm Triangle Choke | R2 · 1:04Jon Flores
1-1-0
