Got it in one :-DYes, Emerence Hope, and yes, she's supposed to be Australian :-)She appears in "MaryLou and the Chalet School", the only one of those books I ever owned, and which I read to pieces lol.
She was in others tooThe Chalet School series was my obsession after the Anne of Green Gables series :)Elinor M. Brent-Dyer used an excellent range of names, I'm sure that's what increased my namenerd tendencies :)