Last name Youkhanna (Youkhanna 
) , all over the world, is a rare surname. The cognomen Youkhanna is habitual in Lebanon, where it is a rare surname, Sweden, and Australia. Measured by absolute frequency, it is the most numerous in the United States, Australia, and Lebanon. Much less frequently, Youkhanna is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Youkhanna | Australia, Sweden, United States, Lebanon, Canada |