his father (dative; often “to his father” depending on context)
Die Beziehung des Knaben zu seinem Vater ist noch schlechter, als wir dachten.
The boy's relationship with his father is even worse than we thought.
— Inception (2010)
Wie ist Robert Fischers Beziehung zu seinem Vater?
What is Robert Fischer's relationship with his father?
— Inception (2010)
Micha geht in allem nach seinem Vater.
Micah follows his father in everything.
Der Junge lief neben seinem Vater her.
The boy walked alongside his father.
Mein Neffe ist auf dem Weg zu seinem Vater in Bom Jesus do Norte.
My nephew is on his way to his father in Bom Jesus do Norte.
— Central Station (1998)
Der Junge gab seinem Vater Widerworte.
The boy retorted to his father.
Damals lief ich seinem Vater davon.
Back then, I ran away from his father.
— Alles über meine Mutter (1999)