Manfred Johannes Leuchter (born 15 June 1960 in Würselen, Germany) is a German accordionist, composer, pianist and producer of various musical genres. His stylistic influences include rock and pop, jazz and ballads, as well as African and Middle Eastern music.

In the early 2000s, Leuchter was invited by the German Goethe-Institut for concerts with his jazz band in India, Romania, Morocco, Syria, Jordan, Egypt, Palestine and Lebanon. Following encounters with local musicians, he performed and recorded with the Hewar jazz fusion band from Syria or with oud player Driss el Maloumi in Morocco. Leuchter lives and works in Aachen, Germany, and also stayed for extended periods in Marrakesh, Morocco.

In addition, Leuchter works as a producer for various artists, such as German singer-songwriter Reinhard Mey, for whom he has produced various albums and played in live concerts. Further, he has been active as sound engineer as well as composer of music for theatre productions.