Louis Stanfill
- Birthday: 05/30/85
- Position: Lock
- Weight: 243
- Club: Vicenza Gers-Italy
- Hometown: Sacramento, CA
After making his international debut in 2005 at age 19, Louis Stanfill played important roles for the U.S. at the 2007 and 2011 Rugby World Cups, starting three matches in 2011 and leading the team in tackles in two of those matches. Stanfill competed collegiately at the University of California, winning several national championships. As a member of New York Athletic Club, he earned MVP honors at the 2012 Super League Final.