|Flag of Ivanovo Oblast|
|Adopted||March 19, 1998 |
The flag of Ivanovo Oblast is an equal vertical bicolour of pale red and blue. In the bottom half of the flag are three thin white wavy stripes. In the centre of the flag is the oblast coat of arms.
The colours red and blue are taken from the coats of arms of Vladimirskaya and Kostromskaya governorates, the two administrative units of the Russian Empire, on territory of which the contemporary oblast is located.