Definition of "Elsie"

Elsie Marley is so neat, / 'Tis hard for one to walk the street / But every lad a lass they meet, / Cries do you ken Elsie Marley, honey?

1784, R. Christopher, The Bishopric Garland, or, Durham Minstrel, Stockton, page 22

"And did he not speak of me, Heyward?" demanded Alice, with jealous affection; "surely, he forgot not altogether his little Elsie?"

1826, James Fenimore Cooper, The Last of the Mohicans/Chapter 6

"Obviously I wasn't going to go through life saddled with a name like Elsie. When I got up to London at the age of eighteen everybody laughed at me, so a boyfriend suggested a tiny amendment, two letters swopped, and I've been Elise for thirty years."

2001, Susan Kelly, Killing the Fatted Calf, Allison & Busby, page 34