Ralf Souquet (/suːˈkɛ/soo-KEH;[1] born 29 November 1968) is a German professional pool player. His nickname is "The Kaiser". Souquet is considered one of the greatest pool players of all time.
Souquet began playing billiards at the age of six in his parents' pub, practicing up to five hours per day. He won his first German Championship title at the age of fourteen in the juniors division. In 1985, Souquet co-won his first European Championship team title with the National Team, and in 1986 won his first individual title at the European Championship (juniors division).