Merry

Proper noun

 * 1) . Originally a nickname for a merry person.
 * 2)  from the adjective, also a diminutive of Mercy.
 * 3) * 1964 Brigid Brophy, The Waste Disposal Unit, Best Short Plays of the World Theatre 1958-1967, page 50:
 * It was on account of she had such a happy temperament I persuaded Mr. van der Most to let me call her Merry. Lots of folks, when they first meet her, they think she's called Mary - Maria, as you would say it, Signor Lumaca - but no, her name is really Merry, M-E-double-R-Y, because, I always tell them, she is.
 * It was on account of she had such a happy temperament I persuaded Mr. van der Most to let me call her Merry. Lots of folks, when they first meet her, they think she's called Mary - Maria, as you would say it, Signor Lumaca - but no, her name is really Merry, M-E-double-R-Y, because, I always tell them, she is.

Etymology
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