"Blend of Quinn and Lynn"
The name Quinnlyn is commonly a female name from the "American" origin.
Quinnlyn is a modern American blend of the given name Quinn and the name element Lynn, following the pattern of American girls' names such as Kaylyn and Madilynn. Quinn is an anglicised Irish surname also used as a given name, and Lynn is a given name in English use. The compound is not an established name in an older naming tradition, and it appears in United States birth records from 2000.
The pronunciation of Quinnlyn is KWIN-lin.