Genie

This name can also be a Masculine name as a diminutive of Eugene, making this name Unisex.

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I heavily associate this name with the Genie from Aladdin.
https://disney.fandom.com/wiki/Genie
https://en.wikipedia.org/wiki/Genie_(Disney)

On the topic of Genie being used as a nickname for Eugene, two examples I've found from grave and funeral websites include:
- Eugene "Genie" McCourt, born in 1932 in New York and died three years later in Ireland (https://www.findagrave.com/memorial/90206979/eugene-mccourt)
- Eugene "Genie" Bourgeois, Sr., born in 1920 and died in 2013 (https://www.mothefunerals.com/obituaries/Eugene-Bourgeois/)

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Sometimes, 'Genie Boy' is used as a nickname for Eugene, two examples of which include:
- Eugene "Genie Boy" R. Crosby, born in 1938 in Nashville and died in 2015 in Indianapolis (https://www.dignitymemorial.com/obituaries/indianapolis-in/eugene-Genie-boy-crosby-8805283/share)
- Eugene "Genie Boy" Walker, born in 1949 and died in 2011 in Arkansas (https://www.funeralsatwilliams.com/obituary/1184750)