William Orr

• 1965 Armstrong 500
• Bill Orr (Football Coach)
• Bill Orr (Nebraska first gentleman)
• Bill Orr (racing driver)
• Billy Orr (baseball)
• Billy Orr (footballer)
• Billy Orr (ice hockey)
• First Presbyterian Church (San Luis Obispo, California)
• List of Fulham F.C. players (25–99 appearances)
• National Register of Historic Places listings in LaPorte County, Indiana
• Phillip Street Theatre
• Sir Archibald Orr-Ewing, 1st Baronet
• Stanford Cardinal baseball
• Stirling Albion F.C.
• William Edwin Orr
• William I. Orr
• William McFadden Orr
• William Orr (1900s footballer)
• William Orr (Australian politician)
• William Orr (United Irishman)
• William Orr (architect)
• William Orr (baseball)
• William Orr (trade unionist)
• William Orr House
• William Orr-Ewing
• William Somerville Orr
• William T. Orr
• Willie Orr