League: UFC Sport: MMA Country: Global Category: Transactions

Jairzinho Rozenstruik signs with Fight Nation Championship for FNC 37 debut

2 sources • 1 min read • Latest: Oct 15, 2026, 6:16 AM

Last updated Oct 15, 2026

Jairzinho Rozenstruik signs with Fight Nation Championship for FNC 37 debut

Summary

Jairzinho Rozenstruik has signed with Fight Nation Championship and will make his debut at FNC 37 on February 6, 2027, in Munich. This marks Rozenstruik's return to MMA after a two-year absence, having last fought in February 2025, where he lost to Sergei Pavlovich. Since departing the UFC, Rozenstruik won the heavyweight title in Dirty Boxing Championship in August 2025. An opponent for his upcoming fight has not yet been announced.

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Status Watch

•Rozenstruik last fought in February 2025, losing a unanimous decision.
•He captured the Dirty Boxing Championship heavyweight title in August 2025.
•FNC 37 is scheduled for February 6, 2027, in Munich.
•No opponent has been confirmed for Rozenstruik's debut.

Latest Updates

6:16 AMSherdog — Jairzinho Rozenstruik ends two-year MMA hiatus with FNC 37 debut
6:16 AMYahoo Sports — Jairzinho Rozenstruik ends two-year MMA hiatus with FNC 37 debut

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