| Election Name: | 2006 Cambodian Senate elections |
| Country: | Cambodia |
| Type: | legislative |
| Ongoing: | no |
| Previous Election: | 1972 Cambodian general election |
| Previous Year: | 1972 |
| Next Election: | 2012 Cambodian Senate election |
| Next Year: | 2012 |
| Majority Seats: | 29 |
| Election Date: | 22 January 2006 |
| Turnout: | 97.24% |
| Leader1: | Chea Sim |
| Party1: | Cambodian People's Party |
| Seats Before1: | 31 |
| Seats After1: | 45 |
| Popular Vote1: | 7,854 |
| Percentage1: | 69.19% |
| Seat Change1: | 14 |
| Leader2: | Unknown |
| Party2: | FUNCINPEC |
| Seats Before2: | 21 |
| Seats After2: | 10 |
| Popular Vote2: | 2,320 |
| Percentage2: | 20.44% |
| Seat Change2: | 11 |
| Party3: | Sam Rainsy Party |
| Seats Before3: | 7 |
| Seats After3: | 2 |
| Popular Vote3: | 1,165 |
| Percentage3: | 10.26% |
| Seat Change3: | 5 |
| Map Size: | 320px |
| Senate President | |
| Before Election: | Chea Sim |
| Before Party: | Cambodian People's Party |
| Posttitle: | Elected Senate President |
| After Election: | Chea Sim |
| After Party: | Cambodian People's Party |
Senate elections were held in Cambodia on 22 January 2006 to elect 57 of the 61 Senators of Cambodia. The result was a victory for the Cambodian People's Party which won 45 seats. The FUNCINPEC Party won 10 seats, and the Sam Rainsy Party won 2 seats.[1] This is the first Senate election in Cambodia since previous Senators were appointed by Parliament and the King.