[1] He started his senior career in 1935 at Divizia B club, Sportul Studențesc București where he worked with coach Coloman Braun-Bogdan, helping the team earn promotion to the first league at the end of the 1936–37 season.

[1] The highlights of his period spent with The Students were reaching the 1939 Cupa României final in which he played all the minutes in the 2–0 loss in front of Rapid București and a third place in the league at the end of the 1939–40 season in which he scored a personal record of 14 goals.

[1][4][6] In the following season he was used all the minutes by coach Ferenc Rónay in the 2–1 victory against CSU Cluj in the 1949 Cupa României final, which helped the club win the first trophy in its history.

[6] Gheorghe Popescu played six friendly games at international level for Romania, making his debut on 10 June 1937, being aged 17 under coach Constantin Rădulescu in a 2–1 home victory against Belgium.

[19] After retiring as manager, he was the President of the Romanian Football Federation from 1963 until 1967, afterwards from 1967 until 1973 he worked as vice-president at Steaua București, a period in which the team won one league title and three cups, also from 1983 until 1984 he was a counselor at the same club.