Lansor
- Full Name: Lansor
- Formerly known as Two of Nine, Primary Adjunct of Unimatrix 01
- Species: Species 571
- Gender: Male
- By 2368: Assimilated by Borg (VOY: "Survival Instinct"; VOY Short Story: "Brief Candle")
- 2368: Forced into sub-collective with Marika Wilkarah, P'Chan by Seven of Nine (VOY: "Survival Instinct")
- Death: Late January 2376 (VOY: "Survival Instinct")
- After-effects of brain damage exacerbated by disconnection of sub-collective (VOY: "Survival Instinct")