Andreas Breynck (4 July 1890 – 12 July 1957) was a German athlete. He competed in the 1908 Summer Olympics in London. Breynck placed second in his initial semifinal heat of the 1500 metres with a time of 4:30.0, not advancing to the final. In the 800 metres, Breynck placed second in his initial semifinal heat and did not advance to the final. His time was 2:06.0.