Gmina Maciejowice is a rural gmina (administrative district) in Garwolin County, Masovian Voivodeship, in east-central Poland. Its seat is the village of Maciejowice, which lies approximately 24 kilometres (15 mi) south of Garwolin and 70 km (43 mi) south-east of Warsaw.

The gmina covers an area of 172.67 square kilometres (66.7 sq mi), and as of 2006 its total population is 7,287.

Gmina Maciejowice contains the villages and settlements of Antoniówka Świerżowska, Antoniówka Wilczkowska, Bączki, Budy Podłęskie, Domaszew, Domaszew-Młyn, Kawęczyn, Kępa Podwierzbiańska, Kobylnica, Kobylnica-Kolonia, Kochów, Kochów-Kępa, Kraski Dolne, Kraski Górne, Leonów, Maciejowice, Malamówka, Nowe Kraski, Oblin, Oblin-Grądki, Oblin-Korczunek, Oronne, Ostrów, Pasternik, Podłęż, Podoblin, Podstolice, Podwierzbie, Podzamcze, Pogorzelec, Polik, Przewóz, Samogoszcz, Strych, Szkółki Krępskie, Topolin, Tyrzyn, Uchacze, Wróble-Wargocin and Zakręty.

Gmina Maciejowice is bordered by the gminas of Kozienice, Łaskarzew, Magnuszew, Sobolew, Stężyca, Trojanów and Wilga.

• Polish official population figures 2006