Matt Eisenhuth (born 20 August 1992) is an Australian professional rugby league footballer who plays as a lock for the Penrith Panthers in the NRL.

[11] In round 15, Eisenhuth made his NRL debut for the Tigers against the Cronulla-Sutherland Sharks,[1][12] and played every remaining game of the season in first grade.

[15] Midseason, he signed a further extension to remain at Wests Tigers until the end of 2020, with coach Ivan Cleary calling him, "a key member of our team".

Leading his club in tackle counts, decoy runs, and second in support plays, he was considered one of the hardest workers in the NRL.

Eisenhuth played 21 games for Wests in the 2019 NRL season as the club finished ninth and missed out on the finals.

Eisenhuth played 19 games for Penrith in the 2021 NRL season and featured in the clubs qualifying final loss to South Sydney.

[22] On 18 February, Eisenhuth played in Penrith's 13–12 upset loss to St Helens RFC in the 2023 World Club Challenge.