Roslyn may refer to:

• Louis Frederick Roslyn (1878–1940), British sculptor
• Roslyn Atkins (born 1974), British journalist and broadcaster for the BBC

• Roslyn, Palmerston North, a suburb of the city of Palmerston North, North Island, New Zealand
• Roslyn, Dunedin, a suburb of the city of Dunedin, South Island, New Zealand
• Roslyn (New Zealand electorate), a former electorate
• Roslyn, New York, a village on the North Shore of Long Island in Nassau County, New York, United States
• Roslyn, Pennsylvania, a community in Montgomery County, Pennsylvania, United States
• Roslyn, South Dakota, a town in Day County, South Dakota United States
• Roslyn, Washington, a city in Kittitas County, Washington, United States
• Roslyn, a fictional English seaside town in the novel Eric, or, Little by Little (1858)

• Roslyn (compiler), Microsoft's language tooling for C# and Visual Basic .NET

• Roslyn station (Pittsburgh Regional Transit), a bus rapid transit station in Pittsburgh, Pennsylvania, USA
• Roslyn station (SEPTA), a SEPTA Regional Rail station in Roslyn, Pennsylvania, USA
• Roslyn station (LIRR), a Long Island Rail Road station in Roslyn, New York, USA
• Roslyn railway station, New South Wales, a railway station in Roslyn, New South Wales, Australia
• North Roslyn station (LIRR), former Long Island Rail Road station

• Roslyn Air National Guard Station, a former 40-acre (160,000 m²) Air National Guard Station in Roslyn, New York, United States
• Roslyn Overbridge, a bridge in Dunedin, New Zealand
• Roslin (disambiguation)
  • Roslin, Midlothian, sometimes spelt Rosslyn or Roslyn
• Rosalyn (disambiguation)
• Rosslyn (disambiguation)

This disambiguation page lists articles associated with the title Roslyn.
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