|Date of birth||1916|
|Place of birth||Zlatna, Austro-Hungary|
|1966–1967||FC St. Gallen|
|1972–1973||JS Kabylie|
|* Senior club appearances and goals counted for the domestic league only.
† Appearances (Goals).
He was born in 1916 in the middle of the First World War, in the Transylvanian town of Zlatna, back then within Austro-Hungary, nowadays in Romania. In 1918, at the end of the war, his parents moved to the newly formed Kingdom of Serbs, Croats and Slovenes, later renamed Yugoslavia. He begin playing in Novi Sad with FK Vojvodina and was part of Vojvodina's so called Millioners team at the beginning of the 1940s. He played with Vojvodina in the Novi Sad subassociation league in the 1938–39 season  and then in the Serbian League between 1939 and 1941.
The Second World War started in Yugoslavia in 1941. Popescu was at the time attending the Commercial Academy in Belgrade, and by April 6, 1941, he was a second liutenant defending the country against German forces. It took four days, on April 10, when he was captured by Axis forces near Belgrade and taken to Romania to a concentration camp in Turnu Măgurele. After spending two years in the camp, in 1943 he caught the attention of Juventus Bucharest boss Cezar Popescu who got the news that this 27-year old defender who had played in Serbia was in the camp 8. By explaining how Virgil Popescu was a Romanian and as such a German ally, he menaged to release him from the camp and brought him to the team. He made a debut for Juventus Bucharest on October 6, in Craiova for the. He made 7 appearances for Juventus in the 1943–44 Romanian Liga I. However not very long afterwords he entered in the club offices and said that he had to leave to fight along Yugoslav Partisans and Marshall Tito in freeing Yugoslavia, and club officials accepted his will, so he returned to Yugoslavia and joined the resistance.
He fought the Germans, and at the end of he war, in 1945, he was among the founders of Belgrade-based FK Partizan which will become one of the major powers of Yugoslav football. His passion for Serbia was such that he adopted a Serbian name, Stanislav. He played with Partizan in the Yugoslav First League for two seasons. He played a total of 65 matches and scored once for Partizan, of which 17 matches were in the league. Earlier, he played with SAP Vojvodina in the 1945 Yugoslav Football Tournament. With Partizan he won the first Yugoslav post-WWII championship.
He later became a coach. He coached NK Rijeka in the Yugoslav First League and he was the assintant manager of Abdulah Gegić in Partizan when they reached the 1966 European Cup Final. He also coached Polish side Legia Warsaw in the season 1964–65.
- Novi Sad subassociation league: 1939, 1940
- Popescu, românul care a fondat Partizan Belgrad, trans.: "Popescu, the Romanian who founded Partizan Belgrade" by Catalin Oprisan at worldress.com, 27-2-2011, retrieved 3-1-2014 (Romanian)
- 1938/39 FK Vojvodina season at fkvojvodina.com
- 1940/41 FK Vojvodina season at fkvojvodina.com
- 1939/40 FK Vojvodina season at fkvojvodina.com
- Povestea lui Virgil Popescu, romanul de la Legia, prietenul lui Flamaropol si Oana! at A1.ro, 9-8-2013, retrieved 3-1-2014 (Romanian)
- FK Partizan all-time players, Popesku #819 at FK Partizan official website, retrieved 3-1-2014
- 1945 Yugoslav season at Ligaški vremeplov, at hrsport.net
- Pamtim naslov: "Konac delo – Karasi" at Politika, retrieved 3-1-2014 (Serbian)
- 1963/64 NK Rijeka season at HNK Rijeka official website, retrieved 3-1-2014 (Croatian)
- ČAS ISTORIJE: Pre 47 godina Partizan na "Hejselu" igrao finale KEŠ (VIDEO) trans.: History lesson: 47 years earlier, Partizan played European Cup final at Haysel, at telegraf.rs, 11-5-2013, retrieved 3-1-2014 (Serbian)
- Virgil Popescu at Legia Warsaw official website, retrieved 3-1-2014 (Polish)