Søren Østergaard (born 1957), Danish film, television and stage actor
Jørgen Kaas (1618 – 30 January 1658 in Fyn) was a Danish colonel, lord of the fiefdom Lister in Norway, and owner of the Hastrup and Østergaard estates in Denmark.
Kurt Aust is a pseudonym for Kurt Østergaard (born 6 December 1955 in Ikast, Denmark), an author and freelance writer.