Cathleen Kah

Cathleen Leong (née Kah) is a secondary character, she's often mentioned throught the novels and make small appearences in Crazy Rich Asians and Rich People Problems.

Information
She's the wife of Henry Leong Jr who works as a partner of Singapore's most prestigious law firm. Her late grandfather is a banking tycoon. Despite all that, she lives frugally, as she takes a bus and uses plastic bag to work.