[2][3] Constantin Rădulescu, nicknamed "Jumate" (Half) because he was speaking with a stutter was born on 30 May 1924 in Bucharest and started his senior playing career at age 14 in 1938 at local club, Olympia until 1942 when he moved to Sportul Studențesc with whom he reached the 1943 Cupa României Final which was lost with 4–0 in front of CFR Turnu Severin.

[2][3][4][5][6][7][8] In 1943 he signed with Universitatea Cluj, a team that played at Sibiu in that period as a consequence of the territorial agreement known as the Second Vienna Award, by which Northern Transylvania became part of the Kingdom of Hungary as a result of World War II events, his best season was the 1947–48 Divizia A in which he scored 7 goals in 28 appearances which helped "U" Cluj finish on the 5th position, also in the following season the team reached the 1949 Cupa României Final which was lost in front of CSCA București, however he did not play in it.

[2][3][5][6][7][8][9][10] In 1949 after making a total of 72 Divizia A appearances with 10 goals scored he left "U" as a result of some misunderstandings and would declare later in his autobiographical book:"Honestly, I split hard and regretfully from this wonderful team, which deserves all superlatives.

[2][3][5][6][7][8] Rădulescu was a player known for his capacity of turning throw-ins into real corner kicks and his daughter, Ioana Stanca Gidro claimed that he refused to play for the Romanian national team because he did not want to lose his doctor's position.

"[2][3][5][6][7][8][14] Afterwards he coached in the Romanian lower leagues, first he moved back to Universitatea for the 1976–77 Divizia B season when the team finished on the 12th position, then in 1979 he returned at CFR until 1982 when he went at CUG Cluj and then Sticla Arieșul Turda.

[3] He grew up having three brothers, his father worked at a cigarette factory while his mother was a housewife and he started to play football as a child with his friends in the Regie neighborhood where he was born, going in 1935 to the Gheorghe Șincai high school.