Philipp Eduardovich Davydenko (Russian: Филипп Эдуардович Давыденко; born 2 September 1992 in Volgograd) is a Russian tennis player.

Davydenko has a career high ATP singles ranking of 390 achieved on 8 December 2014.

Davydenko made his ATP main draw debut at the 2009 Kremlin Cup in the doubles event partnering Ilya Belyaev losing in the first round to Martín Vassallo Argüello and Horacio Zeballos.

At the 2014 MercedesCup, Davydenko qualified for the main draw, defeating Facundo Bagnis, Alexander Lobkov and Louk Sorensen en route.

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