Toby Samuel (born 6 September 2002) is a British professional tennis player. He has a career-high ATP singles ranking of No. 171 achieved on 16 March 2026 and a doubles ranking of No. 242 reached on 20 May 2025.
From St Leonards, Dorset, Samuel attended Castle Court Prep School and Bournemouth Collegiate School.
Samuel reached the semifinals of the Boys' doubles at the 2019 Wimbledon Championships alongside compatriot Arthur Fery.
In 2023, as a student at the University of South Carolina, Samuel alongside partner Connor Thomson won the All American Doubles title and became the number one ranked doubles team in Collegiate tennis. The pair received all-American honours for being seeded for the NCAA Championships.
In June 2023, Samuel received a wildcard with his partner Connor Thomson for the Men's doubles at the 2023 Surbiton Trophy and the pair beat the second seeds Andre Goransson and Ben McLachlan in straight sets before losing to eventual finalists Alexei Popyrin and Aleksandar Vukic in the quarterfinals.
Samuel and Thomson reached the semifinals of the 2023 Nottingham Open. He and Thomson were subsequently awarded wildcards into the 2023 Wimbledon Championships. They won their opening match against Pedro Cachin and Yannick Hanfmann. In the second round their run ended with a 6-3, 7-6 defeat to experienced pair of Santiago González of Mexico and Edouard Roger-Vasselin of France.
At the 2023 Calgary National Bank Challenger he secured his third win at this level over Ryan Seggerman.
He won the silver medal in the men's singles at the 2025 Summer World University Games in Germany, and also won a silver medal in the team competition at the Games.
In November, Samuel won his first ATP Challenger singles title at the Soma Bay Open, defeating Jay Clarke in the final. The following week he made it back-to-back titles, overcoming Ilia Simakin in the final to claim the trophy at the Manama Challenger in Bahrain, leading up to a run of 18 consecutive wins. As a result he reached a new career high singles ranking of No. 267 on 1 December 2025.