Tonks is a surname. Notable people with the surname include:
Adrian Tonks (1898–1919), British military aviator Benjamin Tonks (1832-1884), New Zealand politician Dick Tonks (born 1951), New Zealand rower Greig Tonks (born 1989), Scottish rugby union player Henry Tonks (1862-1937), English surgeon and artist Horace Norman Vincent Tonks (1891-1959), Anglican bishop Les Tonks (1942–2017), English rugby league footballer of the 1960s and 1970s Lewi Tonks (1897-1971), American quantum physicist Oliver Samuel Tonks (1874-1953), American art historian Rosemary Tonks (1932-2014), English author and poet Tony Tonks (born 1985), English rugby player
Fictional characters Mr Tonks, the clown in Enid Blyton's The Circus Series.
Harry Potter franchise Andromeda Tonks Nymphadora Tonks Ted Tonks