Benjamin Marshall Wildman-Tobriner (born September 21, 1984) is an American physician and former competition swimmer, Olympic gold medalist, and former world record-holder.

[4] Wildman-Tobriner's paternal grandfather, Mathew Tobriner, served as a California Supreme Court Justice for 20 years.

Around the age of 12, he joined the Fog City Hammerheads Swim Team under the instruction of the notable coach, Matthew "Berto" Roberto.

In December 2007, Wildman-Tobriner injured his left pectoral tendon, completely separating it from the humerus bone.

In Beijing, during the evening preliminary heats on August 10, he became a member of the World Record 4 × 100 m freestyle relay (3:12.23) by swimming the third leg in a time of 48.03.