Jan Plaček (5 October 1894 – 18 December 1957) was a Czechoslovak footballer. He competed in the men's tournament at the 1920 Summer Olympics. On a club level, he played for AC Sparta Prague.
Jan Plaček (5. října 1894, Karlín – 15. prosince 1957) byl český fotbalista, československý reprezentant. (cs)
Jan Plaček (5 October 1894 – 18 December 1957) was a Czechoslovak footballer. He competed in the men's tournament at the 1920 Summer Olympics. On a club level, he played for AC Sparta Prague. (en)
Jan Plaček (Praga, 5 ottobre 1894 – 18 dicembre 1957) è stato un calciatore cecoslovacco, di ruolo attaccante. (it)
Jan Plaček (5. října 1894, Karlín – 15. prosince 1957) byl český fotbalista, československý reprezentant. (cs)
Jan Plaček (5 October 1894 – 18 December 1957) was a Czechoslovak footballer. He competed in the men's tournament at the 1920 Summer Olympics. On a club level, he played for AC Sparta Prague. (en)
Jan Plaček (Praga, 5 ottobre 1894 – 18 dicembre 1957) è stato un calciatore cecoslovacco, di ruolo attaccante. (it)