RK may stand for:
RKO Pictures Inc., also known as RKO Radio Pictures and in its later years RKO Teleradio Pictures, was an American film production and distribution company.
The 2016–17 season is the 60th season in RK Zamet’s history. It is their 9th successive season in the Dukat Premier League, and 39th successive top tier season.
RK Zamet (Rukometni Klub Zamet) is a handball club from Rijeka, Croatia, formed in 1957. The club currently competes in the Croatian Premier Handball League and the Croatian Handball Cup.
The 2015–16 season is the 59th season in RK Zamet’s history. It is their 8th successive season in the Dukat Premier League, and 38nd successive top tier season.
RKO General, Inc. was the main holding company through 1991 for the noncore businesses of the General Tire and Rubber Company and, after General Tire's reorganization in the 1980s, GenCorp.
The 2014–15 season is the 58th season in RK Zamet’s history. It is their 7th successive season in the Dukat Premier League, and 37th successive top tier season.
Rokometni Klub Maribor Branik (English: Maribor Branik Handball Club), commonly referred to as RK Maribor Branik or simply Branik, is a handball club from Maribor, Slovenia.
Rokometni Klub Gorenje Velenje (English: Gorenje Velenje Handball Club), commonly referred to as RK Gorenje or simply Gorenje, is a Slovenian handball club from Velenje.