I don't know …
No conozco a aquellos hombres.
I don't know those men.
Miro a mi alrededor y no conozco a casi nadie.
I look around and I hardly know anyone.
— La sociedad de la nieve (2023)
Dile a Tomás que yo no conozco a María.
Tell Tomás that I don't know María.
No conozco a todos mis estudiantes.
I don't know all my students.
I don't know my neighbors.
No conozco a ninguno de los dos.
I don't know either of them.
I don't know this lady.
I don't know his father.
— Das weiße Band - Eine deutsche Kindergeschichte (2009)
I don't know that guy.