List of state leaders in 990s BC Vassal states Vassal states

| State_ | Type_ | Name_ | Title | Royal_house | From_ |
|---|---|---|---|---|---|
| Cao | Sovereign | Zhong | Lord | — | 1002 BC |
| Lu | Sovereign | Bo Qin | Ruler | Ji | 1043 BC |
| Lu | Sovereign | Kao | Duke | Ji | 997 BC |
| Lu | Sovereign | Yang | Duke | Ji | 993 BC |
| Qi | Sovereign | Ding | Duke | — | 999 BC |