Zak is the given name or nickname of:
Zak Ansah (born 1994), English-born Ghanaian footballerZak Bagans (born 1977), American paranormal investigator, actor and author, host of the television series Ghost AdventuresZak Boggs (born 1986), American soccer playerZak Brown (born 1971), American businessman and former racing driverZachariah Zak Chappell (born 1996), English cricketerZak Cummings (born 1984), American mixed martial artistZakkari Zak Dempster (born 1987), Australian racing cyclistZackary Zak DeOssie (born 1984), American National Football League playerIsaac Fe'aunati (born 1973), former rugby union player from New ZealandZak Hardaker (born 1991), English rugby league footballerZak Ibsen (born 1972), American retired soccer playerZak Jones (born 1995), Australian rules footballerZak Keasey (born 1982), American former National Football League playerZak Knutson (born 1974) American director, producer, writer and actorZaqueu Zak Morioka (born 1978), Brazilian racecar driverAdam Zachary Zak Orth (born 1970), American actorZak Penn (born 1968), American screenwriter and directorZak Sally, bassist and comic artistZak Smith (born 1976), also known as Zak Sabbath, American artist and adult film performerZak Starkey (born 1965), English rock drummer, son of Ringo StarrZak Surety (born 1991), English snooker playerZak Waters (born 1966), British editorial photographerZak Whitbread (born 1984), American-born English footballerZakeria Zak Yacoob (born 1948), a former justice of the Constitutional Court of South Africa