I don’t have verified, up-to-date information on Melanie Lynskey’s current weight. Public discussions about an actor’s weight are often speculative and not reliably documented.
If you’d like, I can summarize notable past reporting on body image and Melanie Lynskey, or look for recent, credible interviews where she discusses body image or health publicly.
Sources
"Togetherness" actress Melanie Lynskey says she has struggled with eating issues in a bid to "conform" to something that was not physically possible for her.
www.business-standard.comLynskey recently revealed that she was "very unwell for a long time."
abcnews.go.comInsights from a husband, father, author, apologist, and theologian.
midwestapologetics.orgLainey GossipMelanie Lynskey updates including latest news, photos, video, opinions, commentary, style, career, roles, movies, awards, relationships
www.laineygossip.comIMDb, the world's most popular and authoritative source for movie, TV and celebrity content.
www.imdb.comThe entire cast of Showtime's 'Yellowjackets' defended Melanie Lynskey when a crew member suggested she should lose weight.
www.mother.lyFrom "Coyote Ugly" to "Yellowjackets," Melanie Lynskey reflects on her career throughout the years and talks about body shaming critics.
www.mother.lyFrom a candy bar in every scene to the same type of roles over and over again, Melanie Lynskey has had enough of being typecast based on her body. The actress, best known for her work in shows like The Last of Us and Castle Rock, is breaking free from the mold and proving that she’s more than just her body type.
brightside.meThe 38-year-old actress said she struggled with eating issues and deep unhappiness coming from her 'different shape'.
economictimes.indiatimes.com