Elizeu Zaleski dos Santos (born November 12, 1986) is a Brazilian mixed martial artist. He was the former Jungle Fight welterweight champion in Brazil and currently competes in welterweight division of the Ultimate Fighting Championship (UFC).

Zaleski was born in Francisco Beltrao, Parana, Brazil. He grew up training Capoeira at age of nine. Zaleski transitioned to MMA at age 20 and started competing professionally soon after

Zaleski started his MMA career on November 8, 2009, and he fought for many promoters notably Jungle Fight, Smash and Amazon Fight in Brazil. He was the former Jungle Fight welterweight champion and he amassed a record of 14–4 with 13 finishes and 1 decision prior joining UFC.

Zaleski made his promotional debut on May 30, 2015.

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MMA record: 23-7-0 / height: 5'11" (180 cm) / weight: 126 lbs (77.5 kg)