A proper name, used as both a first name and surname, popular in English-speaking countries.
From Welsh 'llyn' meaning lake, or possibly from Old English elements. It became popular as a personal name in the 20th century, especially as a middle name.
Lynn started as a simple Welsh word for 'lake' but became one of America's favorite middle names in the 1950s-70s—a perfect example of how ordinary words get recycled as names each generation!
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