William Coppinger (3 June 1849 – 6 October 1877) was an English cricketer.
Coppinger was born in Bexley in Kent in 1849.
He played seven first-class cricket matches for Kent County Cricket Club between 1868 and 1873.
He was a member of a cricketing family.
Two of his brothers, Charles and Edward, and an uncle Septimus all played first-class cricket.Coppinger migrated to Australia and played some cricket for South Adelaide Cricket Club.
He died in Adelaide, South Australia in 1877 aged 28.