| Election Name: | 1999 Stevenage Borough Council election |
| Country: | England |
| Type: | Parliamentary |
| Ongoing: | no |
| Party Colour: | yes |
| Previous Election: | 1998 Stevenage Borough Council election |
| Previous Year: | 1998 |
| Next Election: | 2000 Stevenage Borough Council election |
| Next Year: | 2000 |
| Seats For Election: | All 39 seats to Stevenage Borough Council |
| Majority Seats: | 20 |
| Election Date: | 6 May 1999 |
| Turnout: | 29.9% |
| Party1: | Labour Party (UK) |
| Seats Before1: | 37 |
| Seats1: | 33 |
| Seat Change1: | 4 |
| Seats After1: | 33 |
| Percentage1: | 54.9% |
| Party2: | Liberal Democrats (UK) |
| Seats Before2: | 2 |
| Seats2: | 1 |
| Seat Change2: | 1 |
| Seats After2: | 3 |
| Percentage2: | 25.3% |
| Party3: | Conservative Party (UK) |
| Seats Before3: | 0 |
| Seats3: | 3 |
| Seat Change3: | 3 |
| Seats After3: | 3 |
| Percentage3: | 19.0% |
| Map Size: | 300px |
| Council control | |
| Posttitle: | Council control after election |
| Before Election: | Labour |
| After Election: | Labour |
Elections to Stevenage Council were held on 6 May 1999. The whole council was up for election with boundary changes since the last election in 1998. The Labour Party stayed in overall control of the council.