Stadionul Arcul de Triumf, Rugby union stadium in northern Bucharest, Romania.

Stadionul Arcul de Triumf was a multi-purpose stadium on Bulevardul Mărăști in Sectorul 1, next to the triumphal arch it is named after. It stood on the historic "terenul de la Șosea", where Romania's first rugby matches were played, and was used mainly for rugby, hosting the national team, Lupii București and CSM Olimpia București. It was demolished in 2018 and replaced by a new stadium completed in 2021.

Construction began in 1913 on the ground known as "terenul de la Șosea", where Romania's first rugby matches were played, and the stadium opened on 9 March 1914 as Stadionul Tineretului with a match between Sporting Club and Tenis Club. In 2007 the Romanian Rugby Federation gave it the name Arcul de Triumf and ordered renovations, and between 2008 and 2013 it was expanded to 7,500 seats with help from Sector 1 City Hall. It was demolished in 2018 and replaced by a new stadium completed in summer 2021.

The stadium's name comes from the triumphal arch nearby on Bulevardul Mărăști, and it stood on ground known as "terenul de la Șosea", where the first rugby matches in Romania were played. It hosted the national team's games as well as matches of Lupii București and CSM Olimpia București.

The facility is located on Bulevardul Mărăști and features training areas, medical facilities, and technical spaces for events. Access arrangements may vary depending on the type of event, so it is helpful to check ahead about current activities before visiting.

The old stadium stood on the ground known as "terenul de la Șosea", where the first rugby matches in Romania were played. The land was handed over by Bucharest City Hall to the Romanian Rugby Federation, and construction began in 1913.