William Glynne

• William Glynne (MP), MP for Anglesey, 1593
• Sir William Glynne, 1st Baronet, MP for Carnarvon, 1660
• Sir William Glynne, 2nd Baronet, MP for Oxford University, 1698–1700, and Woodstock, 1702–1705
• Sir William Glynne, 5th Baronet
• William Glynne Charles Gladstone, Liberal Party politician
• William Glyn (bishop), bishop of Bangor
• William Glynne (priest), Welsh Anglican priest