He served as a Republican member of the Oklahoma House of Representatives.

[1] In 2016, Christian announced that he would not run for re-election, opting instead to run for Oklahoma County Sheriff against incumbent Sheriff John Whetsel.

[2] Following Sheriff Whetsel's retirement amidst controversy, Christian announced he would again run for Sheriff,[3] but failed to win the Republican primary.

[4] Christian was known for opposing abortion and supporting the death penalty.

[5] Christian worked for the Oklahoma Highway Patrol from 1995 until 2005, retiring for medical reasons.