Alexander Kosenkow (Russian: Александр Косенков; born 14 March 1977) is a German sprinter who specialises in the 100 metres.

Kosenkow was born in Tokmok, Kirghiz SSR, but represented Germany at the 2008 Summer Olympics in Beijing.

[2] In 1991, Alexander Kosenkow, whose mother is a Kyrgyz-German, came to Germany as an emigrant and found a new home in Neuenkirchen-Vörden.

He competed at the 4 × 100 metres relay together with Tobias Unger, Till Helmke and Martin Keller.

Their time of 38.93 was the sixth fastest out of sixteen participating nations in the first round and they qualified for the final.