Aethelheard may refer to:

• Æthelheard of Wessex, monarch of Wessex
• Æthelheard of the Hwicce, monarch of the Hwicce
• Æthelheard of Winchester, 8th century bishop of Winchester
• Æthelhard 8th/9th century, Bishop of Winchester and Archbishop of Canterbury
• Æthelgeard, landowner of Winchester and official during the reign of Eadwig in the 950s

• Herbert List
• Herbert Littleton
• Herbert Llewellyn
• Herbert L. Ley Jr.
• Herbert Lloyd
• Herbert Lloyd Watkin Williams Wynn
• Herbert Lloyd Watkin Williams-Wynn
• Herbert L. Meschke
• Herbert London
• Herbert Lord
• Herbert L. Osgood
• Herbert Louis Samuel
• Herbert L. Pratt
• Herbert L. Strock
• Herbert Lubalin
• Herbert Lubking
• Herbert Luckock
• Herbert Lumsden
• Herbert Lytle
• Herbert Léonard
• Herbert Lübking
• Herbert Macgolfin Shelton
• Herbert MacNair
• Herbert Macnair
• Herbert Magidson