- YMN stands for Young Mathematicians Network
- YMN stands for Dredge (Non-Self Propelled)
- YMN stands for Yarn Market News (trade magazine)
- YMN stands for Youth Media Network
- YMN stands for Young Mali Nation
- YMN stands for Young Mayor Network
- YMN stands for Young Marist Neighbours (New Zealand Network of Marist Schools)
YMN