Casel may refer to:
People Ayodele Casel (born 1975), American actress and dancer Nitanju Bolade Casel, American singer Odo Casel (1886–1948), also known as Johannes Casel, German Catholic theologian and monk
Other uses CASEL, the Collaborative for Academic, Social, and Emotional Learning, American education institute Schloss Casel, a manor house in Kasel-Golzig, Brandenburg, Germany
See also Casal (disambiguation) Cassel (disambiguation)