Black zetsu made up hinata she's nit real she's actually a white zetsu in disguise all according to black zetsu's plan as Naruto wouldn't have beat pain or obito without hinata to help with the revival.... I'm jk XD but I do think that the person that always loved Naruto was kushina if you mean intimately then it's solo king madara, madara raised Naruto ever since he was a...okay seriously it's hinata Naruto and ino look like a much better couple though it'll never happen though XD
Lol, somebody actually voted Sakura. Either a deluded shipper, troll, or both.
Anyway, it would be his parents, Hiruzen, Iruka, Hinata, and possibly Jiraiya. Never met Naruto til he was 12, but I'm sure he cared for anyone that would be Minato's child.