| Walter Cook | |
| Birth Date: | 18 June 1834 |
| Death Date: | 1864 (aged 29-30) |
| Birth Place: | London, England |
| Death Place: | India |
| Allegiance: | United Kingdom |
| Rank: | Private |
| Branch: | British Army |
| Unit: | 42nd Regiment of Foot |
| Battles: | Indian Mutiny |
| Awards: | Victoria Cross |
Walter Cook VC (18 June 1834 – c. 1864) was an English recipient of the Victoria Cross, the highest and most prestigious award for gallantry in the face of the enemy that can be awarded to British and Commonwealth forces.
He was about 25 years old, and a private in the 42nd Regiment (later The Black Watch (Royal Highlanders), British Army during the Indian Mutiny when the following deed took place on 15 January 1859 at Maylah Ghat, India for which he and Private Duncan Millar were awarded the VC:
The pipe tune Lawson's Men was written about the incident.