Ondřej Kúdela is a Czech professional footballer who plays as a centre-back for Liga 1 club Persija Jakarta and the Czech Republic national team. He previously played for Slovácko, Sparta Prague, Mlada Boleslav, Slovan Liberec, and Slavia Prague. Kúdela also had loan spells at Kladno and Kazakh club FC Ordabasy. Kúdela's career has been overshadowed by accusations of racism.

Persatuan Sepakbola Indonesia Jakarta, commonly known as Persija Jakarta, is an Indonesian professional football club based in the Indonesian capital city of Jakarta. Persija Jakarta is one of the most successful football clubs in Indonesia with 2 Indonesian League titles and 9 Perserikatan titles. It has never been in a lower league since a nationwide competition started in 1930, fifteen years before Indonesia became an independent country. Persija is one of the founders of the Indonesian football association PSSI, along with six other clubs. Persija's rivalry with fellow PSSI founder Persib Bandung has gone on for decades, occasionally marred by violence.