Pope Felix I died on 274-12-30.
Pope Felix III died in 492.
Pope Felix IV died in 530.
Pope Saint Felix who reigned from January 5, 269, until December 30, 274. was the 26th pope.
Saint Felix III(483 - 492) is the most common answer, but there is no known one answer.
Helena Felix died in 1991.
Felix Kuehne died in 1942.
Felix of Ravenna died in 724.
Felix Aprahamian died in 2005.
Felix Bernardelli died in 1905.
Felix Blumenfeld died in 1931.
Felix Vanderstraeten died in 1868.
Felix Plaut died in 1940.