|Date of birth||14 February 1944|
|Place of birth||Trifail, Nazi Germany|
|Height||1.84 m (6 ft 0 in)|
|1960–1963||RFK Novi Sad||47||(8)|
|1975–1977||RFK Novi Sad||?||(12)|
|RFK Novi Sad|
|Jedinstvo Novi Bečej|
|Big Bul Bačinci|
|* Senior club appearances and goals counted for the domestic league only.
Born in Trbovlje, nowadays in Slovenia, back in 1944 was under German occupation and known as Trifail. He moved with his family to Serbia to Srbobran in 1947. His football skills were spotted while he was in elementary school and he joined the youth-team of Elan Srbobran. When he was 16, with a special medical permition, he was allowed to start playing in the main team of Elan Srbobran. After a handful of games he attracted attention from bigger clubs, and shortly after he joined RFK Novi Sad. He debuted in the season 1960–61 in which Novi Sad made their historical promotion to the Yugoslav First League after winning the 1960–61 Yugoslav Second League East. Pirmajer played the following two and a half seasons with Novi Sad in the First League, until the winter-break of the 1963–64 season when he was brought by FK Partizan. Pirmajer moved to the capital and played with Partizan a total of four and a half seasons during which he won one championship and was European vice-champion after losing the 1966 European Cup Final. During his spell in Partizan he got the record of having played 252 consecutive competitive matches.
In summer 1967 Pirmajer returned to Novi Sad this time joining FK Vojvodina where he played further four seasons in Yugoslav top-flight. Afterwords, he played two and half seasons abroad, in France, with Nîmes Olympique in League 1. During the winter-break of 1974–75, Pirmajer returned to Yugoslavia and, aged 30, he joined his former club RFK Novi Sad playing with them until summer 1977 in the Yugoslav Second League.
Pirmajer continued living in Serbia where he became president of FK Srbobran.
In January 2009, the Sports Association of the municipality of Srbobran gave Pirmajer a special award as recognition of him as the most successful sportsman from Srboobran and for his overall contribution for development of sport in the municipality. As well as being an excellent footballer, Pirmajer played also handball with RK Bačka, basketball with KK Akademik, and table tennis.
- Novi Sad