Oeltzen
Oeltzen is the family name of
- Carl Philipp Ludwig Oeltzen (1792–1871), German lawyer, notary, judge, city counsel and Freemason.
- Julius Oeltzen (1790–1867), Evangelical Lutheran clergyman
- Wilhelm Albrecht Oeltzen (1824– after 1875), astronomer at the observatories in Vienna, Paris and Berlin