Marcelo Golm (born 15 September 1992) is a Brazilian mixed martial artist who competes in the Heavyweight division. He has previously competed in Bellator MMA and the Ultimate Fighting Championship (UFC).

Starting his career in 2015, Golm acquired a 5–0 record fighting around regional Brazilian promotions, winning all the fights by knockout.

Golm made his UFC debut against Christian Colombo on 28 October 2017, at UFC Fight Night: Brunson vs. Machida. He won the fight via submission in the first round.

Golm faced Timothy Johnson on 3 February 2018, at UFC Fight Night 125. He lost the fight via unanimous decision.

For his third fight with the promotion, Golm faced Arjan Bhullar on 27 October 2018, at UFC Fight Night 138. He lost the fight via unanimous decision. After the fight, Golm became a free agent and eventually re-signed with the UFC.

Golm faced Sergei Pavlovich on 20 April 2019, at UFC Fight Night: Overeem vs. Oleinik. He lost the fight via first-round knockout.

After losing three fights in a row, Golm was released from the UFC.

After his release, Golm signed with Taura MMA. In his promotional debut he faced DJ Linderman at Taura MMA 11 on 30 October 2020. Golm won the fight via first-round technical knockout.