Max Werner (born 29 December 1953 in Hilversum) is a Dutch musician. He was the lead singer, drummer, and percussionist of rock band Kayak.
In 1972, Werner co-founded the band along with keyboardist Ton Scherpenzeel, guitarist Johan Slager, and drummer Pim Koopman. He sang lead vocals (and played mellotron) on Kayak's first five albums. He later switched to drums until the band split up in 1982. In 1999, he returned as singer for the Kayak album Close to the Fire. After a short tour in 2000, he had to leave again due to health problems.
Werner also recorded four solo albums. In May 1981, he scored a hit single with "Rain in May", which peaked at No. 6 in the Netherlands. In June of the same year, it got as high as No. 74 on the American Billboard Hot 100 charts. In September 1981, the song peaked at No. 2 in Germany. In April 2005, Werner performed the song on the German TV show Die Hit-Giganten – die 30 größten Hits und Interpreten der coolen Achtziger.