'''William''', '''Willy''', '''Bill''', or '''Billy Wilkinson''' may refer to:
==Law and politics== *William Wilkinson (diplomat) (died 1836), British Consul to Wallachia and Moldavia *William Arthur Wilkinson (1795–1865), British MP for Lambeth *William Wilkinson (New South Wales politician) (1858–1946), Australian politician and doctor
==Sports== ===Cricket=== *William Wilkinson (cricketer, born 1857) (1857–1946), Australian-born physician and cricketer *William Wilkinson (cricketer, born 1859) (1859–1940), English cricketer *William Wilkinson (cricketer, born 1881) (1881–1961), English cricketer and footballer *William Wilkinson (Australian cricketer) (1899–1974), Australian cricketer
===Other sports=== *William Wilkinson (footballer) (fl. 1890s), English football goalkeeper *Bill Wilkinson (ice hockey) (born 1947), Canadian college ice hockey coach *Bill Wilkinson (baseball) (born 1964), American baseball player *Bill Wilkinson (athlete) (born 1934), English distance runner *Billy Wilkinson (born 1951), Scottish footballer
==Others== *William Wilkinson (architect) (1819–1901), British Gothic Revival architect *William Cleaver Wilkinson (1833–1920), American Baptist minister and professor *William Henry Wilkinson (trade unionist) (1850–1906), British trade union leader *William Birkinshaw Wilkinson (1854–1927), Australian businessman, member of the Royal Geographical Society *William Henry Wilkinson (1858–1930), British Sinologist *William Alexander Wilkinson (1892–1983), Australian born British army officer *William Wilkinson (priest) (born 1897), Welsh Anglican priest *Bill Wilkinson (white supremacist) (born 1942), American social activist *Willy Wilkinson, American public health consultant
{{hndis|Wilkinson, William}}