Auld as a surname may refer to the following persons:

• Alex Auld (born 1981), Canadian hockey player
• Andy Auld (1900-1977), Scottish-American soccer player
• Bertie Auld (born 1938), Scottish football player and manager
• Doug Auld (born 1962). American editor and publisher of Sprint Car & Midget Magazine.
• F. H. Auld (1881-1961), Canadian agricultural scientist and Saskatchewan's Deputy Minister of Agriculture
• Georgie Auld (1919-1990), Canadian-American jazz tenor saxophonist, clarinetist and bandleader
• James Alexander Charles Auld (born 1921), Canadian politician
• James Muir Auld (1879-1942), Australian artist
• John Allan Auld (1853?1924), Canadian newspaper owner and politician
• Robin Auld (born 1937), judge in the English Court of Appeal
• William Auld (1924-2006), Scottish author and Esperanto leader

See also

• Auld Lang Syne
• Aulds
• Ault
• Old (surname)