Rosalyn and the similar names Rosalynn and Roselyn are feminine given names. Notable people and characters with the names include:
People named Rosalyn Rosalyn Baker (born 1946), American politician Rosalyn Barton (1938–2019), Australian diver Rosalyn Baxandall (1939–2015), American feminist historian Rosalyn W. Berne, American writer and ethicist Rosalyn Bird, Canadian politician Rosalyn Borden (1932–2003), American actress and singer Rosalyn Boulter (1917–1997), English actress Rosalyn Bryant (born 1956), American sprinter Rosalyn Dance (born 1948), American politician Rosalyn Benjamin Darling (born c.1950), American sociologist Rosalyn Deutsche, American art historian and critic Rosalyn Diprose, Australian philosopher Rosalyn Drexler (1926–2025), American artist and writer Rosalyn Fairbank (born 1960), South African tennis player Rosalyn Gold-Onwude (born 1987), American basketball analyst Rosalyn Henderson-Myers, American politician Rosalyn Higgins, Lady Higgins (born 1937), former President of the International Court of Justice Rosalyn Landor (born 1958), English actress Rosalyn Lawrence (born 1989), American canoeist Rosalyn Moran, Irish neuroscientist and psychiatrist Rosalyn Nandwa, (born 1968), Kenyan politician Rosalyn Scott (born 1950), American thoracic surgeon Rosalyn Terborg-Penn (1941–2018), American historian Rosalyn Tureck (1914–2003), American pianist and harpsichordist Rosalyn Sussman Yalow (1921–2011), American medical physicist, winner of the 1977 Nobel Prize in Physiology or Medicine
People named Rosalynn Rosalynn Bliss (born 1975), American politician and social worker Rosalynn Carter (1927–2023), First Lady of the United States Rosalynn Sumners (born 1964), American figure skater
People named Roselyn Roselyn Bakery, American bakery Roselyn Doria, Filipino volleyball player Roselyn P. Epps, (1930–2014) American pediatrician Roselyn Keo, American dancer Roselyn Ngissah, Ghanaian actress Roselyn Paul, Dominican politician Roselyn Rosier, Filipino volleyball player Roselyn Sánchez (born 1973), Puerto Rican actress and dancer Roselyn Silva, São Toméan luxury womenswear designer Roselyn Tso, American government official
Fictional characters Rosalyn (Calvin and Hobbes), a minor character in Calvin and Hobbes Rosalyn, a character in the 1993 concept album Psychoderelict by Pete Townshend
See also Rosalind (given name) Rosalinda (disambiguation) Rosaline