Geisler is a surname. Notable people with the surname include: * Alan Geisler (1931–2009), American food chemist, created a red onion sauce used on hot dogs in New York City *

Baron Geisler Baron Frederick von Geisler (; born June 5, 1982) is a Filipino actor, businessman, occasional model, resource speaker, amateur artist, and aspiring poet of German-American descent. As a child actor and later as a teen idol, Geisler's career ha ...

(born 1982), Filipino actor, the son of a Filipina mother and a German American dad * Bruno Geisler (1857–1945), German ornithologist *

Christian Geisler Christian Peder Wilhelm Geisler (28 April 1869 – 19 August 1951) was a Danish organist and composer. He graduated at the Conservatory of Music in the years 1887-90 of, among others, Niels W. Gade, J.P.E. Hartmann and Gottfred Matthison-Hansen ...

(1869–1951), Danish organist and composer * Donald Geisler (born 1978), Filipino taekwondo athlete of German-American descent * Hans Ferdinand Geisler (1891–1966), Luftwaffe commander during World War II * Ilse Geisler (born 1941), East German luger * Ladi Geisler (1927–2011), Czech musician, famous in post-war Germany *

Norman Geisler Norman Leo Geisler (July 21, 1932 – July 1, 2019) was an American Christian systematic theologian and philosopher. He was the co-founder of two non-denominational evangelical seminaries ( Veritas International University and Southern Evange ...

(1932–2019), American Christian apologist, co-founder of Southern Evangelical Seminary outside Charlotte, North Carolina *

Peter Geisler Peter Geisler is a Germans, German clarinetist. He was a member of the Berlin Philharmonic Orchestra and Scharoun Ensemble. He plays on an Öhler system clarinet. Discography *''Mozart: 6 Notturni; Divertimenti'', with various artists. Orfeo, 1991 ...

, German clarinettist * Robert Geisler (1925–1993), American politician * Rudolf Geisler (1911–1944), highly decorated Oberstleutnant in the Wehrmacht during World War II

See also