What were some common girl's names in 1940 and what is a mean name for a fat girl?

I'm trying to rewrite Lord of the Flies, only with girls. What were some common names in the general time of WWII and what could I rename Piggy? I'm not gonna use the name Piggy for a girl lol...What were some common girl's names in 1940 and what is a mean name for a fat girl?
Molly

Allison

Betty Sue

Dolly

Lacy

Susannah and if you're looking for a nickname other than Piggy, how about Muffin?What were some common girl's names in 1940 and what is a mean name for a fat girl?
Lo Larda Eastalot

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