Hi, my favourite top 20 greatest hindi love songs would be:-
1) kya yahi pyar hai - rocky
2)hamein tumse pyar kitna
3)yaad aa rahee hai - love story
4)hamein jab se mohabaat - border
5)chandani raatein - distant voices
6) tere ishq mein - rekha
7)tere bina jiya jaye na - ghar
8)phir wohi raat hai - ghar
9) mera kuch saaman - izazzat
10) katra katra - izazzat
11)gali mein aaj chand nikla - zakhm
12)pyar mughse jo kiya - jagjit singh
13)waada raha sanam - khiladi
14)dikhai diye yun - bazaar
15)bhaage re maan - chameli
16)do dil mil rahe hain - pardes
17)dil cheez hai kya - bally sagoo
18) aate jaate - maine pyar kiya
19)tumse milke - parinda
20)jaane kaise kab kahaan
this list inlcudes, some old hindi movie songs, some recent ones, although some off beat tracks are also included from hindi albums and ghazal by jagjit singh