Operator overloading not required.
* The First Name Yonatan is not common in the US and if it exists, the shared population is less than 1,000.
* The Last Name Zunger is not common in the US and if it exists, the shared population is less than 300.
* The First_Name + Last_Name Yonatan Zunger is not common in the US, with a shared population of around 0 – 10 individuals.
* The First_Name + Last_Initial Yonatan Z is not common in the US, with a shared population of around 0 – 10 individuals.
* The First_Initial + Last_Name Y Zunger is not common in the US, with a shared population of around 0 – 10 individuals.
Note: For populations of less than 1,000 the margin of error increases significantly.
(Side note – to the best of my knowledge, the set of people in the US who share the name Zunger are all my immediate relatives, and number under a dozen.)
Yonatan Zunger’s Blog 
I know there’s more Yonatans, though. One of them is a young cow orker of mine. He’s a budding D&D geek, which I’m trying to encourage.
It was kinda strange being in Israel and not having to repeat my name to everyone three times. 🙂