Seventh seed Mikhail Youzhny was knocked out of the Istanbul Open at the first time of asking on Monday.
The Russian was beaten 7-6 (7/5) 6-3 by Brazil's Thomaz Bellucci in one of two first round matches in the main draw.
The other saw Andrey Golubev beat wild-card Nikoloz Basilashvili 6-1 6-3.
Source: PA