Open era or Open Era may refer to:
- Open Era, the period in tennis since 1968 where professionals can compete in Grand Slam tournaments
- Open era sometimes refers to Mikhail Gorbachev's period of glasnost and perestroika in the Soviet Union
Open era or wide-open era, may also refer to:
- Open range era of the American Old West when cattle were allowed to roam freely in many states
- Early 20th century in many U.S. communities when gambling, prostitution, and/or other vices were tolerated by local governments. Among these communities were:
This disambiguation page lists articles associated with the title Open era.
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