| Election Name: | 2006 Texas lieutenant gubernatorial election |
| Country: | Texas |
| Type: | presidential |
| Ongoing: | Yes |
| Previous Election: | 2002 Texas lieutenant gubernatorial election |
| Previous Year: | 2002 |
| Next Election: | 2010 Texas lieutenant gubernatorial election |
| Next Year: | 2010 |
| Election Date: | November 7, 2006 |
| Nominee1: | David Dewhurst |
| Party1: | Republican Party (United States) |
| Popular Vote1: | 2,513,530 |
| Percentage1: | 58.2% |
| Nominee2: | Maria Luisa Alvarado |
| Party2: | Democratic Party (United States) |
| Popular Vote2: | 1,617,490 |
| Percentage2: | 37.5% |
| Map Size: | 325px |
| Lieutenant Governor | |
| Before Election: | David Dewhurst |
| Before Party: | Republican Party (United States) |
| After Election: | David Dewhurst |
| After Party: | Republican Party (United States) |
The Texas lieutenant gubernatorial election was held on November 7, 2006, to elect the Lieutenant Governor of Texas. The incumbent, Republican David Dewhurst, was reelected in a landslide over Democrat Maria Luisa Alvarado. Dewhurst became the first Republican to be re-elected as lieutenant governor.