Rajkowy [rai̯ˈkɔvɨ] (historical names: Raicovo, Raycow, Raichowe, Reykow, Reichenek; Kashubian: Rôjkòwë; Raikau[1]) is a large and historically significant village of the Kociewie Land, in the administrative district of Gmina Pelplin, within Tczew County, Pomeranian Voivodeship, in northern Poland.

Rajkowy finds its first mention in history in 1224 in the context of the donation of some of its lands to the Oliwa Abbey by Swietopelk II, Duke of Pomerania.

The village was deeded in its entirety to the Abbey by Mestwin II in 1289.

[3] Rajkowy was a royal village of the Polish Crown, administratively located in the Tczew County in the Pomeranian Voivodeship.

[4] During the German occupation of Poland (World War II), Rajkowy was one of the sites of executions of Poles, carried out by the Germans in 1939 as part of the Intelligenzaktion.