In a thrilling encounter, the Indian eves held upper hand throughout the match and led their Iranian counterparts 19-11 at the half time.
The Indian captain Mamata Pujari said the team spirit was the key behind the stellar performance of her squad members.
"All of us combined together and played very well to lift the Kabaddi world cup for the country. I congratulate all my team members," she told reporters after post-match presentation.
"Actually we wanted to play better that what we did, but we are happy that our performance just proved to be adequate for the title," Pujari said.
The Indian team was thoroughly prepared for the tournament and committed to win the women world cup kabaddi championship to bring cheer to the country, she said.
Cheered by the fans at the jam-packed stadium, the Indian women held out a strong challenge by the Iranian in the second half, on course to a resounding win.
Earlier in the day, India outclassed Japan 60-21 while Iran defeated Thailand 46-26 in the two semifinals to set up a summit clash.
Before the semi-finals got under way, a clash broke out between a section of spectators and police outside the stadium after some people carrying invitation cards were denied entry into the stadium.
The protesters pelted stones at the policemen who then resorted to baton-charge.
After the final, Bihar deputy chief minister Sushil Kumar Modi gave away the trophy to India captain Mamata Pujari and medals to all members of the winning team.
Cinestar-turned-politician, Shatrughan Sinha, MP from Patalipura, handed over the runners-up trophy and silver medals to Iran, while state education minister PK Shahi and the International Kabaddi Federation (IKF) president Janardan Singh Gehlot gave away bronze medals to Thailand and Japan.