| Gmina Kolno | |
| Other Name: | Kolno Commune |
| Settlement Type: | Gmina |
| Total Type: | Total |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Podlaskie |
| Subdivision Type2: | County |
| Subdivision Name2: | Kolno |
| Area Total Km2: | 282.13 |
| Population Total: | 8884 |
| Population As Of: | 2011[1] |
| Population Density Km2: | auto |
| Coor Pinpoint: | Kolno |
| Coordinates: | 53.4106°N 21.9339°W |
| Seat: | Kolno |
Gmina Kolno is a rural gmina (administrative district) in Kolno County, Podlaskie Voivodeship, in north-eastern Poland. Its seat is the town of Kolno, although the town is not part of the territory of the gmina.
The gmina covers an area of 282.13km2, and as of 2006 its total population is 8,787 (8,884 in 2011).
Gmina Kolno contains the villages and settlements of Bialiki, Borkowo, Brzózki, Brzozowo, Czernice, Czerwone, Danowo, Filipki Duże, Filipki Małe, Gietki, Glinki, Górskie, Górszczyzna, Gromadzyn-Wykno, Janowo, Kiełcze-Kopki, Kolimagi, Kossaki, Kowalewo, Koziki-Olszyny, Kozioł, Kumelsk, Lachowo, Łosewo, Niksowizna, Obiedzino, Okurowo, Pachuczyn, Rupin, Rydzewo-Świątki, Stare Kiełcze, Stary Gromadzyn, Truszki-Kucze, Truszki-Patory, Truszki-Zalesie, Tyszki-Łabno, Tyszki-Wądołowo, Waszki, Wincenta, Wścieklice, Wszebory, Wykowo, Zabiele, Zakaleń, Zaskrodzie and Żebry.
Gmina Kolno is bordered by the gminas of Biała Piska, Grabowo, Mały Płock, Pisz, Stawiski, Turośl and Zbójna.