What group am I in?

What group am I in?

Group 1:
Sara
Anne
Dylan
Molly
Kelsey

Group 2:
Saba
Jane
Dahlia
Christopher
Adam

Group 3:
Allie
Rachel M
Stern
Grace
Michael

Group 4:
Gabe
Nashua
Nina
Marcus
Eron

Group 5:
Shane
Jordan
Rachel T.
Gracie N.

Group 6:
Sam
Devin
Colm
Alicen

Group 7:
Shea
Sheridan S.
Austin
Rahul

Group 8:
Sheridan F.
Jacob
Patrick
Noah
Sophia