Leonard and Sarah are supposedly half-siblings, sharing the same father.

Mike Lobel has an older half-brother; they share the same father.

There they learn that they share the same father.

We share the same father, though I was born in the village.

Sharing the same father makes Galad your brother, too, whether or not you like him.

They shared the same father, of course, but were of different mothers.

Six boys with different personalities and backgrounds are notified that they share the same father.

She shares the same father as the Kouda sisters.

The fact that you share the same father.

Since they are now all brothers they share the same father in God.