Does Williams-Rewey Br hold wild trout?

Yes. The state classifies Williams-Rewey Br as Class II (some natural reproduction) across 1.65 miles of stream. That classification means natural reproduction, not stocking. Source: Wisconsin DNR Classified Trout Streams.

Williams-Rewey Br

Wisconsin. Classified Class II (some natural reproduction) by the state across 1.65 miles.

State Trout Classification

Classification	Class II (some natural reproduction)
Classified length	1.65 miles

Source: Wisconsin DNR Classified Trout Streams.

Fly fishing rivers →Wisconsin trout water →Wisconsin lakes →

Conditions: USGS NWIS (public domain). Classification: Wisconsin DNR Classified Trout Streams.