Yaroslav Iosseliani (; ) (1912 — 1978) was a Soviet Navy submarine commander of Georgian ethnicity. He was awarded the honorary title Hero of the Soviet Union. Iosseliani was born in the village of Lakhiri in the Svaneti region of Georgia and was educated in Gagra. He joined the Soviet Navy in 1934 and finished the Leningrad Naval branch of the Frunze Military Academy in 1938. In 1944, Iosseliani was given command of the former HMS Ursula which was transferred to the Soviet Navy under lend lease. This boat was renamed V-4 and also given the name Svanetia after Iosseliani's homeland.