The exact name was mentioned four times, but He was referred to (without mentioning the name) more than that.
On the other hand, in Quran also, The name of Jesus (or areference to Him) was mentioned around 4 times more than Prophet Muhammad.
Only 3 times Zabur of Prophet Dawud(David) is mentioned in the holy Quran.
he was mentioned 4 times
none
Musa (Muses) PBUH, is the most mentioned prophet in the holy Quran. He is mentioned by name 136 times.
25 times
The prophet Mussa (Moses), peace be upon him, is mentioned in Quran 120 times.
25
12
2 times
Name of Moses (Peace be upon Him) occurs in Holy Quran 153 times. As it is so many times I am not detailing excactly where it occurs for each of the 153 mentions of Moses, but a PDF copy of translation of Holy Quran by Pickhthall can be found on the net on the following address: http://muslim-canada.org/pickthallquran.pdf You can find where Moses is mentioned youself.
Hazrat Prophet Ibrahim (or Abraham) is mentioned in Quran for 69 times in 63 verses (ayats).
5 times