| Post: | Chief |
| Body: | Naval Staff |
| Insignia: | Chief of Naval Staff (Bangladesh) Insignia.svg |
| Insigniasize: | 75px |
| Insigniacaption: | Emblem |
| Flag: | Chief of Naval Staff (Bangladesh) Flag.svg |
| Flagcaption: | Flag of Chief of Naval Staff |
| Incumbent: | Admiral Mohammad Nazmul Hassan |
| Incumbentsince: | 24 July 2023 |
| Abbreviation: | CNS |
| Reports To: | Prime Minister Minister of Defence |
| Seat: | Navy HQ, Banani, Dhaka |
| Nominator: | Ministry of Defence |
| Appointer: | The Prime Minister |
| Appointer Qualified: | with President advice and consent |
| Termlength: | Maximum 4 years |
| Constituting Instrument: | The Navy Ordinance, 1961 (Ordinance No. XXXV OF 1961) |
| Precursor: | Commander in Chief of Bangladesh Navy |
| Formation: | July 1971 |
| First: | Acting Captain Nurul Huq |
| Succession: | On basis of seniority, subjected to the decision of Minister of Defence. |
| Unofficial Names: | Navy Chief |
| Salary: | ৳ 100,000 monthly (US$) ৳ 12,00,000 annually (US$) |
The Chief of Naval Staff (CNS) (Bengali: নৌবাহিনী প্রধান|Naubāhinī pradhāna) is the commander and usually the highest-ranking officer of the Bangladesh Navy. The position is abbreviated as CNS in Bangladesh Navy, and currently held by an Admiral. The current CNS is Admiral Mohammad Nazmul Hassan, who took office on 24 July 2023.
The following table chronicles the appointees to the office of the Chief of the Naval Staff since the independence of Bangladesh. Prior to 2016, from 2007 the appointment was held by a Vice Admiral (three-star naval officer) and from 1972 to 2007 CNS's rank was Rear Admiral.
List of all Chief of Naval Staff of Bangladesh Navy:[1]