Dial is a surname. Notable people with the surname include:
Benjy Dial (1943–2001), American football playerBuddy Dial (1937–2008), American football playerDerrick Dial (born 1975), American basketball playerJeff Dial (born 1976), American politicianJoe Dial (born 1962), American pole vaulterNathaniel B. Dial (1862–1940), American politicianNikki Dial (born 1973), American actorQuinton Dial (born 1990), American football playerThornton Dial (1928–2016), American artist