Roeser is a surname. Notable people with the surname include:
Andy Roeser (born 1959), American basketball executive Donald Roeser (born 1947), American guitarist, singer, songwriter and founding member of Blue Öyster Cult Jack Roeser (1923–2014), American engineer, inventor, entrepreneur, businessman and civic leader Nic Roeser (1896–1997), Luxembourgian gymnast Tom Roeser (1928–2011), American writer and broadcaster