Loudon Name Meaning, Origin and Heraldry

The spelling Loudon grew out of Lowden, a Scottish surname with a long paper trail. Read literally, Loudon points to “One who came from Loudoun (flame hill), in Ayrshire”.

• Spellings drifted because names were written down by ear in parish books, tax rolls and passenger lists.
• You may also find the name written Louden.
• The Census Bureau's 2010 surname file lists Loudon with 1,680 bearers, at rank 16,933.
• Before spelling was fixed, Lowden was also written Loudon.

Loudon coat of arms

Looking for a Loudon coat of arms? Arms were granted to families, not to surnames, and our research shows which heraldic tradition fits yours. For the full story, order the Loudon surname pack.