My friend's last name is Khater.

The Khaters are coming to the party tonight.

My friend's last name is Khatun.

The Khatuns gathered for a meeting.

My friend's last name is Khatib.

The Khatibs delivered powerful speeches at the conference.

Her last name is Khatoon.

The Khatoons are attending the conference.

I have many khatas in my shop.

The Khattaks are a Pashtun tribe from Pakistan.