Surname=Muhammad and Given Name=Ishaq. Or If Muhammad is a name of respect and Ishaq is your only other name, why not go by Muhammad Ishaq Ishaq?

Reminds me of when the immigrants came to America in the earlier 1900’s and whatever name they gave to the officials as they were getting off the boat became their name for good.

Is it possible to ask a religious clergy from your faith what they recommend? I don’t know how many read Yahoo Answers so you will have to go to your place of worship.

I would suggest you call the University Registrar’s office and explain your conundrum as you have here. They should be able to help you with filling it out. Just make sure you make note the person’s name you are speaking with in case questions arise in the future.

edit:

oh, are you from pakistan? i know of pakis that do that. anyway, what country do you live in. because when you come to america you can change it. my uncle got his visa to come here when he was in spain and when he came here is changed the spelling, because it was spelled in french, and two letters were out of order, so i am sure you can change it