| name | rank | birthplace | previous/later | dates | source records |
| TABUTEAU R.M. (Lieut) | Dep Governor | - | - | 1913-1916 | C/Press, Almanack |
| TANN Wm Benjamin | Civil Guard | Chatham Kent | - | Apr 1891 | census |
| TAVERNER William | Warder | Chagford Devon | - | 1871-1898 | census, Caris bur |
| TAYLOR Alan Stewart | Prison Officer | - | - | Apr 1933 | birth |
| TAYLOR George | Nurse/Warder | - | - | 1904-1915 | birth, Newport bapt |
| TAYLOR Haydon Aldersey | Chaplain | Southwark Surrey | Portsmouth 1901 | 1879-1891 | census, Hills, Press |
| TAYLOR | Warder | - | - | Mar 1889 | County Press |
| TAYLOR Herbert | Schoolmaster | Suffolk | - | Apr 1881 | census |
| TAYLOR Henry M. | Asst Warder | Calne Wilts | - | Mar 1901 | census |
| TAYLOR James Henry | Asst Warder | - | - | 1901-1902 | bapt, C/Press |
| TAYLOR | Warder | - | - | Jan 1914 | County Press |
| TAYLOR John | Cook/Warder | Carisbrooke IOW | - | Mar 1851 | census |
| TAYLOR John | Infirmary Wdr | Newport IOW | - | Apr 1861 | census |
| TAYLOR Robert | Warder | - | - | 1883-1891 | census, bapt, bur |
| TEE Thomas | Warder | - | - | Jan 1915 | County Press |
| THOMAS John | Warder | Monkton Pembroke | - | 1890-1915 | census, sch reg, bur, Press |
| THOMPSON Geo. Robert | Warder | - | - | May 1909 | birth |
| THOMPSON Robert | Asst Warder | - | - | Dec 1904 | Caris bapt |
| THOMSON William | Warder | - | - | Dec 1844 | birth |
| TILLMAN Thomas | Warder | - | - | Oct 1898 | C/Press |
| TOMLIN Henry Austin | Asst Warder | - | - | Dec 1911 | birth |
| TOMLINS Anthony | Warder | Nutfield Surrey | - | Apr 1871 | census |
| TOMMY Albert Frederick | Warder | - | - | 1906-1913 | births, bapts |
| TOMS Uriah | Asst Warder | Weymouth Dorset | - | Apr 1881 | census |
| TOPPING | Warder | - | - | Jan 1888 | County Press |
| TRAYNOR Francis | Asst Warder | Scotland | - | Apr 1881 | census |
| TREADWELL Oliver F.N. | Medical Off | Cape Colony (BS) | Portland 1901 | 1905-1914 | Kellys dir, C/Press |
| TREBY John | Civil Guard | - | - | 1871 | Caris bur's |
| TREBY Robert Burns | Asst Warder | Teignmouth Devon | - | Apr 1871 | census |
| TRELOUR John T. | Warder | Gosport Hants | - | Mar 1901 | census |
| TRIGG Frederick | Asst Warder | - | - | 1908-1916 | births, bapt |
| TRIMMER Wm Henry | Asst Warder | - | - | 1907-1909 | birth, Npt bapt |
| TROBRIDGE William John | Asst Warder | Somersetshire | - | 1901-1908 | census, births, bapt |
| TROTMAN George | Warder | Topsham Devon | - | Apr 1871 | census |
| TUBB Frank | Nurse/Warder | Winchester Hants | - | 1884-1891 | census, bapt, bur |
| TURNER Joseph | Warder | Shalfleet IOW | - | 1869-1900 | census, sch reg, bur |
| TURNHAM Fred | Asst Warder | Stone Bucks | - | Mar 1901 | census |
| TURPIN Thomas | Clerk | Stratford Essex | - | Apr 1871 | census |
| TURTLE Frederick Charles | Warder | Portland Dorset | Portland 1901 | July 1906 | Nwd bapt |
| TUTTLE William Thomas | Warder | - | - | Mar 1909 | birth |
| TYRRILL | Warder | - | - | Mar 1889 | County Press |
| UDY George Henry | Prison Officer | - | - | May 1932 | birth |
| URRY James | Steward | Weyhill Hants | - | 1881-1887 | census, C/Press |
| VARNEY Frank | Warder | - | - | 1904-1910 | birth, bapts |
| VIGURS Walter Michael | Warder | - | ex Army | Apr 1920 | birth |
| VINCENT Wm Thos Jas | Asst Warder | Portsmouth Hants | - | 1894-1901 | Caris bur, C/Press, census |
| VINE Peter | Warder | Scotland | - | Apr 1861 | census |
| WADHAM William H. | Cook/Warder | Carisbrooke IOW | - | 1871-1893 | census, sch reg, Press, bur |
| WADMORE William J. | Prnl Warder | Westmeon Hants | - | 1891-1901 | census, C/Press |
| WAKELEN Richard | Gatekeeper | Islington Mddx | - | Apr 1881 | census |
| WALBY Tom F. | Prison Nurse | Bradmore Notts | - | Mar 1901 | census |
| WALDRON William Henry | Warder | - | - | Mar 1919 | birth |
| WALKER George Edward | Medical Off | Hickling Notts | - | Apr 1881 | census |
| WALLACE Cuthbert Rchd Wm. | Prison Officer | - | - | 1923-1926 | births |
| WALTERS George | Warder | - | - | July 1920 | birth |
| WALTON William | Asst Warder | - | - | 1907-1909 | birth, Nwd bapt |
| WARD William | Prison Officer | - | - | 1923-1928 | births |
| WARE Benjamin | Civil Guard | Southwark | - | Mar 1901 | census |
| WARLEIGH Henry Smith | Chaplain | - | - | 1859 | Whites Gazetteer |
| WATERS Henry (Rev) | Chaplain | - | Hull | 1902-1907 | County Press |
| WATLEY John Edwin | Warder | - | - | May 1913 | birth |
| WATSON Js D Beresford | Warder | Ireland | - | 1881-1919 | census, sch reg, Press + |
| WATSON Oliver | Gatekeeper | Ireland | - | Apr 1881 | census |
| WAY William Henry | Prison Officer | - | - | 1923-1929 | births |
| WEBB | Hospital Wdr | - | - | Feb 1914 | County Press |
| WEBB James Patrick | Prison Officer | - | - | Nov 1933 | birth |
| WEBB Joseph A. | Asst Warder | Bloomsbury London | - | Mar 1901 | census |
| WEBSTER Walter | Prison Officer | - | - | Dec 1926 | birth |
| WEDLOCK James | Store Keeper | - | - | 1895-1899 | Kellys dir, C/Press |
| WEIR John | Clerk | - | - | Feb 1888 | County Press |
| WELCH Tom | Infirmary Wdr | Poole Dorset | - | 1898-1916 | census, bapt, C/Press |
| WELLER William | Clerk | - | - | Aug 1867 | bapt |
| WELLS Thomas Horace | Warder | - | - | 1909-1910 | birth, Caris bapt |
| WENHAM John | Chief Warder | Steeple Morden | - | 1881-1898 | census, C/Press, Kellys |
| WEST John | Warder | Gosport Hants | - | 1884-1891 | census, sch reg |
| WHAVES A. | Warder | - | Chatham | Sept 1885 | sch reg |
| WHEELER J.B. (Rev) | Chaplain | - | - | 1893-1914 | County Press |
| WHISTON Thomas | Asst Warder | - | - | Dec 1894 | Caris bur |
| WHITE Charles F.A. | Schoolmaster | Croyden Surrey | - | Apr 1891 | census |
| WHITE George | Warder | Cherry Hinton Cam | - | 1881-1889 | census, C/Press |
| WHITE James Henry | Gasman | - | - | 1891-1894 | births, sch reg |
| WHITE Thomas | Warder | Wellow IOW | - | 1901-1917 | census, bapt, C/Press |
| WHITE Walter | Warder | - | - | Aug 1908 | Caris bapt |
| WHITEMAN Geo Percival | Warder | Chelsea | - | 1901-1907 | census, birth, bapts |
| WHITING Enoch | Prnl Warder | East Leak Notts | - | 1881-1890 | census, bur, C/Press |
| WHITMORE Henry | Clerk to Govr | - | - | Feb 1861 | birth |
| WILKINSON Wm Geo | Warder | - | - | July 1906 | Caris bapt |
| WILLIAMS Henry | Warder | Welling Kent | - | 1858-1865 | census, bapt, bur |
| WILLIAMS Henry | Prnl Warder | Salcombe Devon | - | Apr 1871 | census |
| WILLIAMS John | Schoolmaster | Cheddar Somerset | - | Apr 1871 | census |
| WILLIAMS John C. | Warder | Hertfordshire | - | 1899-1901 | census, sch reg |
| WILLIAMS William | Tailor/Warder | Newport IOW | - | 1852-1861 | census, birth, bapt |
| WILLIS Marmaduke | Cook/Warder | - | - | 1846-1850 | Wes Meth bapts |
| WILLS John | G'keeper/Wdr | Axminster Devon | - | 1857-1861 | census, bapt |
| WILLS William Henry | Prnl Warder | - | - | 1844-1852 | births, bapt |
| WILSON Augustus | Prison Officer | - | - | Dec 1922 | birth |
| WILSON John | Warder | - | - | Jan 1907 | Caris bapt |
| WILSON Simon | Taskmaster | - | - | 1838-1839 | PRO ref, Vectis directory |
| WIMBLETON John | Warder | Newport IOW | - | Apr 1881 | census |
| WIMBLETON Joseph | Warder | - | - | 1877-1880 | Nwd bapts |
| WINTER Thomas | Asst Warder | Shanklin IOW | - | Apr 1881 | census |
| WOOD William | Warder | Bradford Yorks | - | 1861-1888 | census, birth, bapt |
| WOODFORD Stanley Robert | Prison Officer | - | - | Dec 1928 | birth |
| WOODMORE William J. | Warder | - | Woking | 1886-1896 | sch reg |
| WOODS Charles | Asst Warder | Mundford Norfolk | - | Apr 1881 | census |
| WOOLCOMBE Robert | Govenor | - | - | 1839-1841 | census, Vectis directory |
| WORLD Arthur | Warder | Portsmouth | Portland 1901 | 1905-1910 | birth, bapts |
| WRIGHT Walter | Engineer Prison | - | - | Sept 1927 | birth |
| WYNESS Peter | Warder | Scotland | - | 1851-1855 | census, death |
| YEATES John | Warder | Ryde | Old Brompton | 1892-1915 | sch reg, bur, Press, census |
| YOUNG John | Schoolmaster | E.Kilbridge | - | 1839-1892 | census, Vectis dir, Press + |