Elvis Sinosic is a retired Australian professional mixed martial artist who competed in the Ultimate Fighting Championship (UFC). Sinosic also competed in the Cage Rage Championships, K-1, and Pancrase.

UFC 30: Battle on the Boardwalk was a mixed martial arts event held by the Ultimate Fighting Championship at the Trump Taj Mahal in Atlantic City, New Jersey on February 23, 2001. UFC 30 was the first UFC event under the new ownership of Zuffa, LLC, and also the first UFC event since UFC 22 to see a home video release.