ich kenne niemanden, der

I don't know anyone who

→ ich
phrase Rare #36,795
I don't know anyone who Introduces a relative clause describing a person; the verb in the relative clause comes at the end. The phrase is typically followed by a verb or other description, such as „Ich kenne niemanden, der Französisch sprechen kann“ (“I don't know anyone who can speak French”).
GE: Ich kenne niemanden, der so gut kochen kann.
EN: I don't know anyone who can cook that well.

Ich kenne niemanden, der sich so jung schon bindet.

I don't know anyone who gets married so young.

— Control (2007)

Ich kenne niemanden, der so was anfasst.

I don't know anyone who would touch something like that.

— Reservoir Dogs - Wilde Hunde (1992)

Ich kenne niemanden, der Tom mag.

I don't know anyone who likes Tom.

Ich kenne niemanden, der so heißt.

I don't know anyone by that name.

Ich kenne niemanden, der Französisch sprechen kann.

I don't know anyone who can speak French.

Ich kenne niemanden, der vor der Klasse eine Rede halten will.

I don't know anyone who wants to give a speech in front of the class.

— Rushmore (1998)