Name the coenzyme of riboflavin (B2)?

Thiamine pyrophosphate Coenzyme A  FAD and FMN  NAD or NADP

FAD and FMN

Riboflavin is a part of vitamin B complex, its coenzyme form is a FAD (Flavin adenine dinucleotide) which involves a redox reaction. NAD is a coenzyme form of nicotinic acid, and thiamine pyrophosphate is a coenzyme of thiamine.