Koester

Koester is a surname. Notable people with the surname include:


 * Bev Koester (1926–1998), Canadian naval officer and civil servant
 * Bob Koester (1932–2021), American music producer
 * Charles Roman Koester (1915–1997), American Catholic bishop
 * Hans von Koester (1844–1928), German admiral
 * Helmut Koester (born 1926), American theologian
 * Jolene Koester, president of California State University, Northridge