| János Aknai | |
| Fullname: | János Aknai Acht |
| Birth Date: | 1908 |
| Birth Place: | Budapest, Austria-Hungary |
| Death Date: | 1992 |
| Position: | Goalkeeper |
| Years1: | 1928–1933 |
| Clubs1: | Újpest |
| Caps1: | 54 |
| Goals1: | 0 |
| Years2: | 1933–1934 |
| Clubs2: | US Tourcoing |
| Years3: | 1934–1935 |
| Clubs3: | Valencia |
| Caps3: | 1 |
| Goals3: | 0 |
| Years4: | 1935–1936 |
| Caps4: | 14 |
| Goals4: | 0 |
| Years5: | 1940–1942 |
| Clubs5: | Marseille |
| Caps5: | 16 |
| Goals5: | 0 |
| Nationalyears1: | 1929–1932 |
| Nationalteam1: | Hungary |
| Nationalcaps1: | 10 |
| Nationalgoals1: | 0 |
János Aknai Acht (1908–1992),[1] also referred to as Eugène Acht or Paul Acht, was a Hungarian footballer who played as a goalkeeper. At club level, he played for both Újpest FC in his native country, for US Tourcoing, Red Star, and Marseille in France, and for Valencia in Spain. He represented the Hungary national team at international level.
Aknai played 54 matches for Újpest FC,[2] winning the Mitropa Cup 1929 and the Coupe des Nations 1930. He then moved to France, first with US Tourcoing.
He had a short spell with Valencia CF, and came back to France where he played for Red Star in 1935–36 (14 matches)[3] and Olympique de Marseille.