Here are some popular fashion boutiques in Mumbai. Keep in mind that the popularity of boutiques can change, and new ones may have emerged since then.

Manish Malhotra Boutique
Address: Vishnudham CHS, Corner of 14th Road & Linking Road, Khar West, Mumbai
Known for: A range of luxury wear with party options and traditional Indian wear.

Kalki Boutique Mumbai
Address: Ease Zone Mall, Malad, Sunder Nagar, Goregaon West, Mumbai, Maharashtra
Known for: stylish and designer traditional & party wear.

Le Mill Boutiques
Address: Pheroze Building, Above Indigo Deli, Colaba, Mumbai.
Known for: Curated collection of international and Indian designer wear.

Fuel Boutiques
Address: Kala Ghoda, Fort, Mumbai.
Known for: Contemporary and eclectic designer clothing.

Bungalow 8 Boutiques In Mumbai
Address: Wankhede Stadium, D Road, Churchgate, Mumbai.
Known for: Fusion of Indian and Western styles, unique designs.

Atosa Boutiques
Address: 77/79, Khar West, Mumbai.
Known for: A carefully curated collection of Indian and Western wear.

Aza Boutiques In Mumbai
Address: 21 Altamount Road, Mumbai.
Known for: High-end designer wear and bridal collections.

Ensemble Boutiques
Address: Lion Gate, Fort, Mumbai.
Known for: A diverse range of Indian and Western designer collections.

Sabyasachi Boutiques
Address: Ador House, 6K Dubash Marg, Kala Ghoda, Fort, Mumbai.
Known for: Renowned for bridal and traditional Indian wear.

Aza Fashions
Address: 24, Turner Road, Bandra West, Mumbai.
Known for: Designer collections and a wide range of traditional and contemporary attire.

Kimaya
Address: 77/78, Waterfield Road, Bandra West, Mumbai.
Known for: Exclusive designer collections and luxury fashion."