Hans Uwe Hielscher (born 1945) is a German organist and composer, the organist and carilloneur at the Marktkirche in Wiesbaden since 1979, internationally known as a concert organist.
From 1987 to 2004 the organist of the Marktkirche, Hans Uwe Hielscher, also served as the spa organist; he was succeeded in 2004 by Thomas J. Frank.