| Election Name: | 1999 Letterkenny Town Council election |
| Country: | Ireland |
| Type: | Parliamentary |
| Ongoing: | no |
| Party Colour: | yes |
| Previous Election: | 1994 Letterkenny Town Council election |
| Previous Year: | 1994 |
| Next Election: | 2004 Letterkenny Town Council election |
| Next Year: | 2004 |
| Seats For Election: | All 9 seats to Letterkenny Town Council |
| Election Date: | 10 June 1999 |
| Party1: | Fianna Fáil |
| Seats1: | 3 |
| Party2: | Fine Gael |
| Seats2: | 1 |
| Party3: | Labour Party (Ireland) |
| Seats3: | 1 |
| Map Size: | 300px |
| Council control | |
| Posttitle: | Council control after election |
| Before Election: | Fianna Fáil |
| After Election: | Fianna Fáil |
An election to Letterkenny Town Council took place on 10 June 1999 as part of that year's Irish local elections. 9 councillors were elected by PR-STV voting for a five-year term of office.
| Party | valign=top | Seats | valign=top | ± | valign=top | First Pref. votes | valign=top | FPv% | valign=top | ±% |
|---|---|---|---|---|---|---|---|---|---|---|
| 3 | ||||||||||
| 1 | ||||||||||
| 1 | ||||||||||
| 1 | ||||||||||
| 0 | ||||||||||
| 0 | ||||||||||
| 3 | ||||||||||
| Totals | align=right | 9 | align=center | - | align=right | 100% | — |