* Region: Popularity varies across India and internationally.
* Generation: Songs popular in the 90s may not be as well-known to younger audiences.
* Personal Preference: What one person considers iconic, another might not.
However, some of his most popular and iconic songs include:
From the 90s:
* "Chaiyya Chaiyya" (Dil Se)
* "Suraj Hua Madham" (Kabhi Khushi Kabhie Gham)
* "Koi Mil Gaya" (Kuch Kuch Hota Hai)
From the 2000s:
* "Kal Ho Naa Ho" (Kal Ho Naa Ho)
* "Dard-E-Disco" (Om Shanti Om)
* "Yeh Mera Jahan" (Kabhi Alvida Naa Kehna)
More recent hits:
* "Jabra Fan" (Fan)
* "Gerua" (Dilwale)
* "Tujh Mein Rab Dikhta Hai" (Rab Ne Bana Di Jodi)
Ultimately, the "most well-known" song depends on individual preference and context. Each song has its own unique charm and holds a special place in the hearts of many fans.