Martyn is a given name which may refer to:

• Martyn (musician) (born 1975), Dutch DJ
• Martyn Bennett (1971–2005), Scottish musician
• Martyn Bennett (footballer) (born 1961), English footballer
• Martyn Brabbins (born 1959), British conductor
• Martyn Buchwald (1942–2018), birth name of American singer-songwriter Marty Balin
• Martyn P. Casey (born 1960), English-born Australian bass guitarist
• Martyn Evans (disambiguation), several people
• Martyn Finlay (1912–1999), New Zealand politician
• Martyn Gough (chaplain) (born 1966), British military chaplain
• Martyn Green (1899–1975), English actor and singer
• Martyn Jacques (born 1959), English musician, front man of The Tiger Lillies
• Martyn Jones (disambiguation), several people
• Martyn Joseph (born 1960), Welsh singer-songwriter
• Sir Martyn Lewis (born 1945), Welsh TV presenter and journalist
• Martyn Lewis (badminton) (born 1982), Welsh badminton player
• Martyn Littlewood (born 1990) English YouTuber known as InTheLitteWood
• Martyn Margetson (born 1971), Welsh professional footballer
• Martyn Moxon (born 1960), English cricketer
• Martyn Poliakoff (born 1947), British chemist
• Martyn Rooney (born 1987), English sprinter
• Martyn Smith (disambiguation), several people
• Martyn Waghorn (born 1990), English footballer
• Martyn Ware (born 1956), British musician and music producer
• Martyn Williams (born 1975), Welsh international rugby union player
• Martyn Woolford (born 1985), English footballer

See also

• All pages with titles beginning with Martyn
• Martyn (surname)
• Martin (disambiguation)
• Martijn (given name), a Dutch name sometimes written as Martyn