Where do I find my Sleeper username? Fantasy Points Support September 01, 2021 19:48 Updated To get your Sleeper username you will need to login and then hover over your account avatar. . Related articles What league providers are supported to sync? How do I import an ESPN league? Where are my imported leagues from last season? How do I sync one or more leagues after they have been imported? Can I view available free agents in my league on your projections?