Mazzella Maniwavie (born 1987) is a mangrove scientist and climate change activist from Papua New Guinea.
[2] In 2014, Maniwavie received the IBMM Young Achiever's Westpac Outstanding Women Award for her contributions to mangrove conservation.
[1][4][2] In 2018, Maniwavie earned a master's degree in marine biology and ecology from James Cook University in North Queensland, Australia.
[1] She then worked for The Nature Conservancy assessing mangrove forests and training communities on their restoration in Milne Bay Province, Papua New Guinea.
[1][4] As of 2020, Maniwavie worked as a scientist for the Mangoro Market Meri program, which supports sustainable mangrove management, at The Nature Conservancy.