Phillipa Matthias
- Full Name: Phillipa Matthias
- Species: Human
- Distant Vulcan ancestry generations back on father's side (DS9 Novel: Mission Gamma: This Gray Spirit)
- Gender: Female
- Married, at least two children (DS9 Novel: Mission Gamma: This Gray Spirit)
- Husband is a Bajoran archaeologist (DS9 Novel: Mission Gamma: This Gray Spirit)
- Five years of field research, interspecies anthropology (DS9 Novel: Mission Gamma: This Gray Spirit)
- Studying body language, physiological reactions of various species (DS9 Novel: Mission Gamma: This Gray Spirit)
- By May 2376: Lieutenant commander, counselor, Starfleet; Deep Space 9 (DS9 Novel: Mission Gamma: Twilight; Mission Gamma: This Gray Spirit)