William Jerrol "Will" Crain (born 1961) is an American lawyer who has served as a United States district judge of the United States District Court for the Eastern District of Louisiana since 2025. He previously served as an associate justice of the Louisiana Supreme Court from 2019 to 2025.

- Gender
- Male
- Race
- White
Prior employment
- Supreme Court of LouisianaJustice · 2019–2025
- Louisiana Court of Appeal, First Judicial CircuitJudge · 2013–2019
- Louisiana District Court, Twenty-Second Judicial DistrictJudge · 2009–2012
- Private practice, Covington, Louisiana1986–2008
Appointments
2025–present · Appointed by Donald J. Trump (Republican)
Education
- Louisiana State University, Paul M. Hebert Law CenterJ.D. · 1986
- Louisiana State UniversityB.A. · 1983