My hair was pretty short & blowdried straight during most of my school days, until the eighties that is when big hair was the fashion anyway: so no nicknames there.
I did get called lion-head a couple of years ago but in a kindly teasing sort of way & it didn't stick.
U.K curly

3A Curly Twirly.
Golden brown (coloured to cover grey).
Low poo: Dr Organic, L'Oreal Everpure.
Conditioner: Dr Organic Argan Oil.
Leave In: Aussie, Curl Harmony.
Gel: Curl Keeper Original, Umberto Gianni.