Pearl
Meganne is a modern spelling variant of Megan, which originated as a Welsh diminutive of Margaret. The name ultimately derives from the Greek word 'margarites', referring to a pearl.
Less common today
Meganne isn't in the latest US Top 1000. It last peaked at #4,740 in 1991.
Materials scientist and atmospheric researcher
US births per 5-year period, 1990βpresent (SSA data).