Dan Zerfaß (born 1968) is a German classical organist, the cantor at the Worms Cathedral and academic teacher.

Born in Simmern, Zerfaß was a student of Regional cantor Franz Leinhäuser in Oberwesel.

He studied at the Hochschule für Musik Frankfurt, finishing in 1992 with top honors as a church musician and graduating in 1993 as a recital organist.

Influential teachers were Edgar Krapp (organ), Wolfgang Schäfer (choral and orchestral conducting) and Godehard Joppich (Gregorian chant).

[1] From 1993 to 1997 he taught liturgical organ playing at the Hochschule für Musik Karlsruhe and is supervising an organ literature class at the Hochschule für Musik Mainz of Johannes Gutenberg University in Mainz.