"This is one-sided. Why only women? You cannot treat the women unfairly," Radio Free Asia quoted the Nobel Peace Laureate as saying in an interview.
"I also understand that this is not in accordance with the laws of the country and especially that it is not part of Buddhism," the veteran activist said.
"It is a violation of women's rights and human rights."
The idea was raised at a recent meeting of more than 200 monks called to discuss a surge in Buddhist-Muslim violence in the former junta-ruled country.
Wirathu said the law was needed "because Buddhist girls have lost freedom of religion when they married Muslim men".
Senior clerics have distanced themselves from the proposal while women's rights groups have voiced opposition.
Sectarian bloodshed -- mostly targeting Muslims -- has laid bare deep divides that were largely suppressed under decades of military rule which ended two years ago in the Buddhist-majority country.
Suu Kyi has been accused by some international human rights activists of failing to clearly condemn the anti-Muslim violence.
Dozens of people were killed in clashes in central Myanmar in March while about 200 people died last year in sectarian unrest in the western state of Rakhine.
Last month Suu Kyi criticised a controversial ban imposed on Rohingya Muslims in Rakhine having more than two children.
You’ve reached your limit of {{free_limit}} free articles this month.
Subscribe now for unlimited access.
Already subscribed? Log in
Subscribe to read the full story →
Smart Quarterly
₹900
3 Months
₹300/Month
Smart Essential
₹2,700
1 Year
₹225/Month
Super Saver
₹3,900
2 Years
₹162/Month
Renews automatically, cancel anytime
Here’s what’s included in our digital subscription plans
Exclusive premium stories online
Over 30 premium stories daily, handpicked by our editors


Complimentary Access to The New York Times
News, Games, Cooking, Audio, Wirecutter & The Athletic
Business Standard Epaper
Digital replica of our daily newspaper — with options to read, save, and share


Curated Newsletters
Insights on markets, finance, politics, tech, and more delivered to your inbox
Market Analysis & Investment Insights
In-depth market analysis & insights with access to The Smart Investor


Archives
Repository of articles and publications dating back to 1997
Ad-free Reading
Uninterrupted reading experience with no advertisements


Seamless Access Across All Devices
Access Business Standard across devices — mobile, tablet, or PC, via web or app
