| Election Name: | 2012 Delaware Lieutenant gubernatorial election |
| Country: | Delaware |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 2008 Delaware lieutenant gubernatorial election |
| Previous Year: | 2008 |
| Next Election: | 2016 Delaware lieutenant gubernatorial election |
| Next Year: | 2016 |
| Election Date: | November 6, 2012 |
| Nominee1: | Matthew Denn |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 238,957 |
| Percentage1: | 61.6% |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 143,978 |
| Percentage2: | 37.1% |
| Map Size: | 210px |
| Lieutenant Governor | |
| Before Election: | Matthew Denn |
| Before Party: | Democratic Party (United States) |
| After Election: | Matthew Denn |
| After Party: | Democratic Party (United States) |
The 2012 Delaware lieutenant gubernatorial election was held on November 6, 2012, coinciding with the Delaware gubernatorial election. Democratic incumbent Lieutenant Governor Matthew Denn was elected to a second term, defeating Republican nominee Sher Valenzuela in a landslide.