Lehtonen Family History
Lehtonen Name Meaning
Finnish: ornamental name a cognate of Lehto (from lehto ‘grove’) + the surname suffix -nen. Adopted primarily by Finns without surnames in the late 19th century in western and southern Finland. In the name-changing campaigns of the early 20th century also taken to replace Swedish surnames.
Source: Dictionary of American Family Names 2nd edition, 2022