IDFC First Bank
| Headquarters in Bandra Kurla Complex, Mumbai | |
| Formerly | IDFC Bank (2015–2018) | 
|---|---|
| Company type | Public | 
| BSE: 539437 NSE: IDFCFIRSTB | |
| ISIN | INE092T01019 | 
| Industry | Banking Financial services | 
| Founded | October 2015 | 
| Headquarters | Mumbai, Maharashtra, India | 
| Key people | V. Vaidyanathan (MD & CEO) | 
| Products | |
| Revenue | ₹36,257 crore (US$4.3 billion) (2024) | 
| ₹6,239 crore (US$740 million) (2024) | |
| ₹2,942 crore (US$350 million) (2024) | |
| Total assets | ₹343,817 crore (US$41 billion) (2025) | 
| Total equity | ₹25,145 crore (US$3.0 billion) (2024) | 
| Number of employees | 41,141 (March 2024) | 
| Subsidiaries | |
| Capital ratio | 13.28% | 
| Rating | |
| Website | www | 
IDFC First Bank (stylised as IDFC FIRST Bank) is an Indian private sector bank based in Mumbai. Founded in 2015 as a banking subsidiary of IDFC Limited, it shifted focus from infrastructure financing to retail banking after its 2018 merger with Capital First. In 2024, the bank took over the parent company IDFC Limited in a reverse merger.