A1 Ethniki

The A1 Ethniki is the highest professional basketball competition among clubs in Greece. The first Greek Championship was held in 1928 by the Greek Basketball Federation which organized all the championships until 1992. There are three different Championship periods. The first one lasted from 1928 to 1963, when there wasn't a national championship and the champions of every district played at a later stage to define the Greek Champion. The second era started in 1963-64 season when the Greek First Division (A Ethniki) was founded. Since 1986-87, the A1 division (with regular season and playoffs) has been found.
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