Marjaniemi (Swedish: Marudd) is a seaside residential area in eastern Helsinki, Finland, with a population of approximately 2,000. Administratively, it forms a quarter in the neighbourhood of Vartiokylä.

Marjaniemi is a sought-after neighborhood, and the real estate prices rank among the highest in the city.

Results of the 2011 Finnish parliamentary election in Marjaniemi:

• National Coalition Party 41.7%
• Social Democratic Party 18.0%
• True Finns 12.2%
• Green League 9.5%
• Left Alliance 6.6%
• Swedish People's Party 4.6%
• Centre Party 3.7%
• Christian Democrats 1.9%

• Media related to Marjaniemi at Wikimedia Commons

60°12′15″N 025°05′15″E / 60.20417°N 25.08750°E / 60.20417; 25.08750