| Election Name: | Iowa State Senate elections, 2014 |
| Country: | Iowa |
| Flag Image: | Flag of Iowa (variant).svg |
| Type: | legislative |
| Ongoing: | no |
| Previous Election: | 2012 Iowa Senate election |
| Previous Year: | 2012 |
| Next Election: | 2016 Iowa Senate election |
| Next Year: | 2016 |
| Seats For Election: | 25 out of 50 seats in the Iowa State Senate |
| Majority Seats: | 26 |
| Election Date: | November 4, 2014 |
| Leader1: | Pam Jochum |
| Party1: | Democratic Party (United States) |
| Leaders Seat1: | 50th district |
| Last Election1: | 26 |
| Seats Before1: | 26 |
| Seat Change1: | |
| Seats After1: | 26 |
| Leader2: | Bill Dix |
| Party2: | Republican Party (United States) |
| Leaders Seat2: | 25th district |
| Last Election2: | 24 |
| Seats Before2: | 24 |
| Seats After2: | 24 |
| President of the Senate | |
| Before Election: | Pam Jochum |
| Before Party: | Democratic |
| After Election: | Pam Jochum |
| After Party: | Democratic |
| Map Size: | 400px |
The 2014 Iowa Senate election was held on November 4, 2014. The Senate seats for the twenty-five odd-numbered districts were up for election. Senate terms are staggered such that half the membership is elected every two years, with each senator serving a four-year term. Prior to the election, the Democrats were in the majority. They kept this majority after the election. As of 2025, this is the last time the Democrats won a majority in the Iowa Senate.
| Iowa Senate: pre-election | Seats | |
| Democratic-held | 26 | |
| Republican-held | 24 | |
| Total | 50 | |
| 2014 Elections | ||
| Democratic held and uncontested | 18 | |
| Contested | 14 | |
| Republican held and uncontested | 18 | |
| Total | 50 | |
| Iowa Senate: post-election | Seats | |
| Democratic-held | 26 | |
| Republican-held | 24 | |
| Total | 50 | |
Final results from the Iowa Secretary of State[1]