Pat Grzywacz

ASSOCIATION
N/A

CLASS
Featherweight

Wins 0

KO / TKO

SUBMISSIONS

DECISIONS

Losses 0

KO / TKO

SUBMISSIONS

DECISIONS

Upcoming Fights

Shamrock FC 372

January 17, 2026 Ameristar Casino, St. Charles, Missouri, United States

0-0-0 (WIN-LOSS-DRAW)

1-1-0 (WIN-LOSS-DRAW)

See entire fight card

FIGHT HISTORY - AMATEUR

Result	Fighter	Event	Method/Referee	R	Time
loss	Raymond Bushnell	Shamrock FC 368 - St. Charles Sep / 13 / 2025	Decision (Unanimous) Zach Teiberis	3	3:00
win	Jacob Howard	Southern Indiana Combat Production - SICP 6: Fall Brawl Oct / 05 / 2024	KO (Superman Punch) Rob Mooney	2	0:22
win	Alec Reid	Shamrock FC 350 - St. Charles Nov / 04 / 2023	Decision (Unanimous) Josh Stewart	3	3:00
win	Isaias Soto	Southern Indiana Combat Production - SICP 3 Aug / 05 / 2023	TKO (Strikes) George Conley	1	1:54
loss	Peter Lucitt	Shamrock FC - Shamrock 346 May / 13 / 2023	Decision (Unanimous) Dwayne Bess	3	3:00
win	Andy Altamirano	Shamrock FC - Shamrock 344 Mar / 11 / 2023	Decision (Unanimous) Dwayne Bess	3	3:00
win	Payton Hayes	Shamrock FC - Shamrock 341 Nov / 05 / 2022	Decision (Unanimous) Dwayne Bess	3	3:00
win	Arnez Ferguson	Shamrock FC - Shamrock 339 Jul / 09 / 2022	Submission (Rear-Naked Choke) Tim Francis	1	2:12
loss	Aaron Schlosser	Shamrock FC - Shamrock 335 Jan / 22 / 2022	KO (Punch) Tim Francis	1	2:14
win	Areon Ferguson	Shamrock FC - Shamrock 333 Oct / 23 / 2021	TKO (Punches) Dwayne Bess	1	0:58