Before turning to poker, Eskimo Clark was a veteran of the Vietnam War, where he worked as a dental assistant.

[citation needed] Clark first finished in the money at the World Series of Poker (WSOP) in the 1988 limit Omaha event.

[1] He has also made money finishes in the $10,000 No Limit Hold 'em Main Event in 1997 (19th) and 1998 (25th), where he was eliminated with pocket aces.

[2][3] In 2003, Clark won the $1,500 No Limit Hold 'em event of the Bellagio's Five Diamond World Poker Classic, earning a $160,095 prize by defeating a final table including Erik Seidel, Chris Karagulleyan, Dave "Devilfish" Ulliott, Johnny Chan and Huck Seed.

His second-place finish in the World Poker Challenge $5,000 No Limit Hold 'em event earned him $310,403.