Voivodeship road 797 (Polish: Droga wojewódzka nr 797, abbreviated DW 797) is a route in the Polish voivodeship roads network. It runs through the Masovian Voivodeship (Otwock County), leading from Celestynów to Regut where it meets national road 50, a Warsaw transit bypass.

• Celestynów
• Regut

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km	Icon	Name	Crossed roads
		National road 50 in direction to Góra Kalwaria Grójec Sochaczew Płońsk Ciechanów
		National road 50 in direction to Kołbiel Mińsk Mazowiecki Łochów Ostrów Mazowiecka
0		Regut
2		Celestynów	św. Kazimierza Street

51°13′46.83″N 21°0′44.02″E / 51.2296750°N 21.0122278°E / 51.2296750; 21.0122278