The 2005–06 Liechtenstein Cup was the sixty-first season of Liechtenstein's annual cup competition. Seven clubs competed with a total of sixteen teams for one spot in the first qualifying round of the UEFA Cup. Defending champions were FC Vaduz, who have won the cup continuously since 1998.
| Tournament details | |
|---|---|
| Country | Liechtenstein |
| Final positions | |
| Champions | FC Vaduz |
| Runner-up | FC Balzers |
First round
edit| Team 1 | Score | Team 2 |
|---|---|---|
| 13 September 2005 | ||
| FC Vaduz III | 2–3 (a.e.t.) | USV Eschen/Mauren II |
| FC Schaan II | 3–4 (a.e.t.) | FC Schaan |
| FC Balzers II | 2–0 | FC Triesenberg |
| 14 September 2005 | ||
| FC Triesenberg II | 0–6 | USV Eschen/Mauren |
| FC Triesen Español | 0–9 | FC Balzers |
| FC Ruggell II | 0–3 | FC Schaan |
| FC Vaduz II | 0–3 | FC Triesen |
| FC Schaan Azzurri | 0–12 | FC Vaduz |
Quarterfinals
edit| Team 1 | Score | Team 2 |
|---|---|---|
| 18 October 2005 | ||
| FC Schaan | 1–2 | FC Balzers |
| FC Triesen | 0–4 | USV Eschen/Mauren |
| 19 October 2005 | ||
| FC Balzers II | 0–12 | FC Vaduz |
| USV Eschen/Mauren II | 1–2 | FC Ruggell |
Semifinals
edit| Team 1 | Score | Team 2 |
|---|---|---|
| 8 November 2005 | ||
| FC Ruggell | 1–2 | FC Balzers |
| 9 November 2005 | ||
| USV Eschen/Mauren | 1–3 | FC Vaduz |
Final
edit| FC Vaduz | 4–2 (a.e.t.) | FC Balzers |
|---|---|---|
Ritzberger  13'Antić 71'Sara 97'Telser 104' |
Angelov 40' Büchel 90' (pen.) |