List of Famous people who died at 31

Abbas Abdullahi Sheikh Siraji was a Somali politician who briefly served as the Minister of Public Works and Reconstruction until he was shot dead in Mogadishu in 2017.

Kim Kwang-seok was a popular and influential South Korean folk rock singer. He debuted in 1987 as a member of Noraereul Channeun Saramdeul, an activist folk band. He achieved widespread popularity as a member of the folk band Dongmulwon, which debuted in 1988. The following year, in 1989, he released his first solo album.

Nidal Fat’hi Rabah Farahat' created the Qassam rocket, a homemade weapon produced by the Izz ad-Din al-Qassam Brigades.

Flora Jean "Flo" Hyman was an American athlete who played volleyball. She was an Olympic silver medalist and played professional volleyball in Japan.