Johann Gruol

Johann Gruol is the name of the following people:

• Johann Georg Gruol (after 1789–1833), German organ builder
• Johann Viktor Gruol the Elder (1766–1836), German organ builder, founder of Gruol & Blessing
• Johann Viktor Gruol the Younger (1807–1871), German organ builder

This is a disambiguation page for differentiating between several terms identified with the same word.