2014Final results
2014 Republican primary for Oklahoma Senate District 40
Oklahoma State Senate · Oklahoma
Ervin Yen (R) won with 39.1% of the vote, defeating Steve Kern (R) by 19.1 points.
Ervin YenRepublican · winner
39.1%2,742
Steve KernRepublican
19.9%1,400
Brian WinslowRepublican
12.5%874
David B. HootenRepublican
11.3%792
Joe HowellRepublican
9.7%679
Michael TaylorRepublican
7.6%531
7,018 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET