Christian
Christian meaning: Follower of Christ.
Christian origin: English
Christian gender: Male

Christiana
Christiana meaning: Christian, follower of Christ.
Christiana origin: Greek
Christiana gender: Female

Christiane
Christiane meaning: Follower of Christ.
Christiane origin: French
Christiane gender: Female

Christiann
Christiann meaning: Christian.
Christiann origin: Latin
Christiann gender: Male

Christianna
Christianna meaning: Follower of Christ.
Christianna origin: Greek
Christianna gender: Female

Christiano
Christiano meaning: Christian.
Christiano origin: Greek
Christiano gender: Male

Christianos
Christianos meaning: Diminutive of Christian: Follower of Christ. Chris is used as a diminutive of many masculine and feminine names beginning with Chris-, including Christian, Christina, Christine, and Christopher.
Christianos origin: English
Christianos gender: Male

Christiansen
Christiansen meaning: Son of the Christian.
Christiansen origin: Danish
Christiansen gender: Male