"Polish form of Nicholas victory of the peo- pie, which is from the Greek Nikolaos, a compound name composed of the elements nike victory and laos the people"
The name Mikolaj is commonly a male name from the "Polish" origin that means "Polish form of Nicholas victory of the peo- pie, which is from the Greek Nikolaos, a compound name composed of the elements nike victory and laos the people".
The pronunciation of Mikolaj is MEE ko lo.