Terence Tao is the youngest bronze, silver, and gold medalist, respectively, in IMO history. Terence Tao (Australia), in 1986 at age 10 years, 363 days. Raúl Chávez Sarmiento (Peru), in 2009 at age 11 years, 271 days. Akshay Venkatesh (Australia), in 1994 at age 12 years, 241 days. Oct 26, 2022