Andreas Glyniadakis (alternate spelling: Andreas Gliniadakis) (Greek: Ανδρέας Γλυνιαδάκης; born August 26, 1981 in Chania, Greece) is a Greek professional basketball player. He is a 7 ft 1 in (2.16 m), 280 lb. (127 kg) center. He currently plays for the Greek League club Olympiacos Piraeus. His pro career started in 1997 with Panathinakos.

Before going to play in the United States, he played as a youth with Kydonas of Chania, Crete, Greece. He then started his pro career with the Greek club Panathinaikos. After playing at Panathinaikos, he moved on to Peristeri and then to AEK Athens.

In May 2007, he signed with the Italian League's Virtus Bologna. In September 2007, he returned to AEK Athens. However, he was waived on October 1, 2007. He then joined the Greek League club Maroussi. He was the MVP of the last 16 week 1 in the Eurocup 2008-09 season.

In 2009, he moved to the Greek Euroleague club Olympiacos Piraeus. With Olympiacos, he won the Euroleague championship in 2012.

Glyniadakis was selected by the Detroit Pistons with the 58th pick in the 2003 NBA Draft. In the 2005–06 season, he played with the Roanoke Dazzle of the NBA D-League. He played with the Atlanta Hawks during the 2006 NBA preseason, but he was cut before the regular season began. He also played with the Albuquerque Thunderbirds of the NBA D-League, and with them, he won the D-League championship in the year 2006.