Fazakerley joins following a two-year tenure at Weber Shandwick Hong Kong, where she handled accounts across its healthcare, consumer, and corporate practices.
RF Asia EV-P Louise Harris said Fazakerley would work in tandem with Singapore-based director Caroline Mackie who oversees a separate client mix for South-East Asia.
At WS, Terri Fuji takes the expanded role of regional director, healthcare practice.
Fuji moves from strategic comms consultancy The Wellbeing Corporation, where she was chief executive.
Prior to this, she set up McCann-Erickson's world health division in China - Torre Lazur McCann Healthcare - as general manager.