Roman Horák is a Czech ice hockey player currently playing for HC Sparta Praha of the Czech Extraliga (ELH). He previously played nine games in the Czech Extraliga with HC České Budějovice before coming to North America to play two WHL seasons with the Chilliwack Bruins. He was selected by the New York Rangers in the fifth round, 127th overall, of the 2009 NHL Entry Draft, and joined the Calgary Flames organization via trade in 2011. In 2014, he was traded by the Flames for a brief stint with the Edmonton Oilers.

Hockey Club Sparta Praha, commonly known as HC Sparta Prague, is a Prague-based Czech professional ice hockey team playing in the Czech Extraliga. The club has won four Czech championships (most recently in 2007) and four Czechoslovak championships, as well as two Spengler Cups, making it one of the most successful hockey clubs in Czech history. The team HC Sparta Praha plays its home games at O2 Arena, the largest arena in the country.