All over the world, Østerbye (Østerbye 
) is an extremely rare unknown gender forename. Predominantly, Østerbye is the last name as well as the forename.
Maj, Merete, Søren, Cæcilia, Birthe, Rasmus, Jesper, Thomas, Torkil, Henrik, Mathias, Andreas, Annette, Camilla, Kirsten, Dimitri, Henning, Cecillie, Benjamin, Kristine, Kristian, Pernille, Helle, Hanne, Trine, Julie, Kim, Eva, Mads, Anne, Anja, Carl, Knud, Rosa, Lars, Line, Frederik, Lise, Finn, Marie, Mette, Claus, Karen, Peter, Rikke, Lotte, Jakob, Jonas, Erik, and Anne-Mette