Klaus Florian Vogt (born 12 April 1970) is a German operatic tenor.

Klaus Florian Vogt was a hornist first and played for several years with the Hamburg Philharmonic.

He studied voice at the Lübeck Academy of Music and was first engaged at the Landestheater in Flensburg.

He started as a lyrical tenor, singing Tamino in Mozart's Die Zauberflöte, then also Hans in Smetana's The Bartered Bride and Matteo in Strauss' Arabella.

In the concert repertoire, he recorded Mahler's Das Lied von der Erde, with Christian Gerhaher and the Montreal Symphony Orchestra, conducted by Kent Nagano in 2009.