American soccer writing, history & data.
| Season | Name | Abbreviation | Champion | Champion (Tier 2) | Champion (Tier 3) |
|---|---|---|---|---|---|
| 2013 | National Women's Soccer League | NWSL | - | - | - |
| 2014 | National Women's Soccer League | NWSL | - | - | - |
| 2015 | National Women's Soccer League | NWSL | - | - | - |
| 2016 | National Women's Soccer League | NWSL | - | - | - |
| 2017 | National Women's Soccer League | NWSL | - | - | - |