William Melville | |
|---|---|
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| Born | 25 April 1850 Sneem, County Kerry, Ireland |
| Died | 1 February 1918 (aged 67) London, England |
| Occupation(s) | Detective, Spymaster |
| Spouses |
|
| Children | 4, including James Melville |
| Espionage activity | |
| Allegiance |  United Kingdom |
| Service branch | Secret Service Bureau |
| Rank | Head of the British Secret Service Bureau |
| Codename | M |
| Codename | William Morgan |
William Melville (25 April 1850 – 1 February 1918) was an Irish law enforcement officer and the first chief of the British Secret Service Bureau.