The Frutz is a river of Vorarlberg, Austria, a tributary of the Rhine.

Frutz
River Frutz shortly before the confluence with the Rhine (photographed from the bicycle bridge)
Location
Country	Austria
State	Vorarlberg
Physical characteristics
Source
• location	Frutz Alpine shieling
• elevation	1,800 m (5,900 ft)
Mouth
• location	Rhine
• coordinates	47°19′03″N 9°35′21″E / 47.31750°N 9.58917°E / 47.31750; 9.58917
Length	~ 19 km (12 mi)
Basin features
Progression	Rhine→ North Sea

The Frutz is 19 km (12 mi) long. Its source is in the Frutz Alpine shieling. It flows in western direction through the valley Laternsertal [ceb; de; sv] in the area of Feldkirch to the Rhine. At Rankweil, the river divides into a side and main arm.^[1] The smaller one has an own name called Ehbach. Both arms discharge separately at Koblach into the Rhine.

Bigger locations at the Frutz are Sulz, Rankweil and Koblach.