Roger Vaughan
Roger Vaughan may refer to:
- Sir Roger Vaughan of Bredwardine, Welsh knight, killed at the Battle of Agincourt
- Sir Roger Vaughan of Tretower, Welsh knight, son of the above
- Sir Roger Vaughan of Porthamal, Welsh knight, MP for Breconshire, 1553–1562, 1571, and Brecon, 1562–1567
- Roger Vaughan, Welsh MP for Radnorshire, 1572
- Roger Vaughan , English politician and courtier, MP for Hereford, 1662–1673
- Roger Vaughan , English Benedictine monk of Downside Abbey and Roman Catholic Archbishop of Sydney, 1877–1883