| Election Name: | 1999 Shetland Islands Council election |
| Country: | Shetland |
| Type: | parliamentary |
| Ongoing: | no |
| Previous Election: | 1994 Shetland Islands Council election |
| Previous Year: | 1994 |
| Next Election: | 2003 Shetland Islands Council election |
| Next Year: | 2003 |
| Seats For Election: | All 22 seats to Shetland Islands Council |
| Majority Seats: | 12 |
| 3Blank: | Swing (pp)--> |
| Party1: | Independent (politician) |
| Last Election1: | |
| Leaders Seat1: | Lerwick Breiwick (defeated) |
| Seats Before1: | 16 |
| Seats Needed1: | - |
| Seats1: | 12 |
| Seat Change1: | 4 |
| Popular Vote1: | 3,817 |
| Percentage1: | 64.1% |
| Swing1: | 13.7% |
| Leader2: | John Nicolson |
| Party2: | Scottish Liberal Democrats |
| Last Election2: | |
| Leaders Seat2: | Yell |
| Seats Before2: | 2 |
| Seats2: | 9 |
| Seat Change2: | 7 |
| Popular Vote2: | 1,828 |
| Percentage2: | 30.7% |
| Swing2: | 24.0% |
| Leader3: | Willie Tait |
| Party3: | Independent Liberal |
| Last Election3: | |
| Leaders Seat3: | Sandwick, Levenwick and Bigton |
| Seats Before3: | 0 |
| Seats3: | 1 |
| Popular Vote3: | 200 |
| Seat Change3: | 1 |
| Percentage3: | 3.4% |
| Swing3: | New |
| Council Convener | |
| Before Election: | Lewis Shand Smith |
| Before Party: | Independent (politician) |
| Posttitle: | Council Convener after election |
| After Election: | Tom Stove |
| After Party: | Independent (politician) |
Elections to the Shetland Islands Council were held on 6 May 1999 as part of Scottish local elections. The Liberal Democrats won 9 seats, the party's best result in a Shetland Islands Council election. Nine seats were uncontested.