The 29 surnames begin with La

• La Ganza (1)
• Laborda (5)
• Lacey (7)
• Lacy (1)
• Lafford (1)
• Lake (2)
• Laker (4)
• Lallyett (1)
• Lambert (9)
• Lambourn (1)
• Lampard (1)
• Lancaster (4)
• Lancey (2)
• Lane (5)
• Lang (2)
• Langdon (1)
• Langley (5)
• Langridge (2)
• Langrish (1)
• Langsford (1)
• Lashbrook (1)
• Lashmar (1)
• Lashmore (1)
• Lasseter (2)
• Lastowski (2)
• Launder (1)
• Lawes (1)
• Lawrence (4)
• Lawton (1)