The Singers Tournament (list of singers)

Sonu Nigham

Udit Naryan 
Sukwinder Singh

Kumar Sanu

Arijit

Shaan

KK

Mika Singh
Vishal Dadlani 

Mohammad Rafi

Kishore Kumar

S. P. Balasubrahmanyam

Abhijeet
Atif Aslam

Alka yagnik

Kavita K

Asha

Lata

Shreya

Alisha Chinai

Sunishi C
Jaspinder Narula

Neeti Mohan

Jonita Gandhi
Sapna Mukherjee
Shilpa Rao
Kanika Kapoor
Monali Thakur 
Anuradha Paudwal

I thought it was that Voice of IF thing again 

Dhvani Bhanushali she’s popular female singer add her 

You can add these too

Sadhana Sargam

Rekha Bhardwaj

Richa Sharma 

Mohit Chauhan

Armaan Malik