William Boteler was an English 17th-century politician.
William Boteler may also refer to:
William Boteler (died 1602), MP for Lyme Regis and Bedford William Boteler (15th century MP) for Lancashire (UK Parliament constituency) William Boteler, 1st Baron Boteler of Werington (died c. 1328), Baron Boteler William Boteler, 1st Baron Boteler of Wem (died 1334), Baron Boteler William Boteler, 2nd Baron Boteler of Wem (died 1361), Baron Boteler William Boteler, 3rd Baron Boteler of Wem (died 1369), Baron Boteler William Boteler, 2nd Baron Boteler (died 1657), Baron Boteler
See also William Butler (disambiguation), spellings often used interchangeably