__NOTOC__ Osterby may refer to:
People H.C. Østerby (born 1955), Danish politician
Places Osterby, Rendsburg-Eckernförde, municipality in Rendsburg-Eckernförde district, Schleswig-Holstein, Germany Osterby, Schleswig-Flensburg, municipality in Schleswig-Flensburg district, Schleswig-Holstein, Germany Österby, village in Noarootsi Parish, Lääne County, Estonia Østerby, Denmark, village in Jammerbugt Municipality, Denmark
Other uses Osterby Man (died 75 AD), bog body from Iron Age discovered in Germany
See also Österbybruk, a locality situated in Östhammar Municipality, Uppsala County, Sweden