| Year: | 1966 |
| Country: | Finland |
| Preselection: | National final |
| Preselection Date: | 22 January 1966 |
| Entrant: | Ann-Christine |
| Song: | Playboy |
| Final Result: | 10th, 7 points |
Finland was represented by Ann-Christine, with the song "Playboy", at the 1966 Eurovision Song Contest, which took place on 5 March in Luxembourg.
The Finnish national final took place on January 22 at the YLE TV Studios in Helsinki. The show was hosted by Tuula Ignatius and Risto Vanari. The winner was chosen by a professional jury in two rounds of voting. In the first round top 3 songs were chosen and in the second round the winner was chosen.
| Draw | Artist | Song | Songwriter(s) | Place | Points (first round) | Points (second round) | |
|---|---|---|---|---|---|---|---|
| 1 | Tamara Lund | "Märkää asfalttia" | Toivo Kärki (m.), Terttu Suni (l.) | 6 | 8 | – | |
| 2 | Ilkka Rinne | "Syysromanssi" | Börje Sundgren (m. & l.) | 9 | 1 | – | |
| 3 | Carola | "Meren laulu" | Matti Murto (m.), Ritva Murto (l.) | 5 | 11 | – | |
| 4 | Viktor Klimenko | "Vieras rakastettuni" | Jaakko Borg (m.), Tuula Valkama (l.) | 3 | 20 | 25 | |
| 5 | Laila Kinnunen | "Muistojen bulevardi" | Börje Sundgren (m. & l.), Solja Tuuli (m.) | 2 | 20 | 29 | |
| 6 | Danny | "Pieni sana" | Lasse Mårtenson (m.), Sauvo Puhtila (l.) | 8 | 5 | – | |
| 7 | Marjatta Leppänen | "Aamuyön tanssi" | Åke Granholm (m.), Sauvo Puhtila (l.) | 6 | 8 | – | |
| 8 | Lasse Mårtenson | "Ken hän on?" | Lasse Mårtenson (m.), Sauvo Puhtila (l.) | 4 | 13 | – | |
| 9 | Ann-Christine Nyström | "Playboy" | Ossi Runne (m. & l.) | 1 | 22 | 45 |
On the night of the final Ann-Christine performed seventh in the running order, following Norway and preceding Portugal. It was the first Finnish entry conducted by Ossi Runne, who would conduct the Finnish Eurovision entry 22 times. At the close of voting, Finland picked up seven points and placed joint 10th with Germany and Luxembourg of the 18 entries.
The 10-member Finnish jury comprised (chairperson), Benedict Zilliacus, Jutta Zilliacus,, Juhani Valsta, Antti Wahlström, Mrs. Bojen Huldén, Albert Pelli, Leena Lehtonen and .[1]