Whitney Henderson Westerfield (born November 29, 1980) is an American attorney, politician and a Republican member of the Kentucky Senate who represented district 3 from 2013 to 2025.

[1] In 2015, Westerfield was the unsuccessful Republican nominee for Attorney General of Kentucky, losing to Democrat Andy Beshear by a margin of 0.2 percent.

He lost the general election to fellow Republican Christopher Shea Nickell.

[8] In 2020, Westerfield ran unopposed in the primary, and drew a Libertarian Party opponent in the General, but was re-elected with nearly 80% of the vote (29,640 to 8,157).

Westerfield is a lifelong resident of Christian County, Kentucky, and presently maintains a private law practice in after serving over five years as an Assistant Commonwealth's Attorney.