Reta may refer to:
Reta language, Papuan language Athyma reta (butterfly) Retatrutide, an experimental drug in development for obesity
People Given name Reta Beebe (born 1936), American astronomer, author and popularizer of astronomy Reta Cowley (1910–2004), Canadian painter Reta Jo Lewis (born 1953), American Director of Congressional Affairs, an attorney, diplomat Reta Mays (born 1975), American serial killer Reta Shaw (1912–1982), American character actress Reta Trotman (born 1989), New Zealand racing cyclist
Surname Adela Reta (1921-2001), Uruguayan lawyer and jurist Runa Reta (born 1980), Canadian squash player
See also Retta (disambiguation)