The logo of IOI 2017 is designed based on an ancient Persian artwork, called mo’arragh, used to decorate mosques, bazaars, and other buildings in Iran. Designed by Mr. Mahdi Mousavian, the logo was ranked first among about 200 proposed logos, in a public contest for designing the IOI 2017 logo.

You can download the official logo of IOI 2017 in different formats here.