Name: Follow links in this column for details of the career of unarmoured wooden screw vessels (or for snippets for other vessels in service in the period 1840-1880).
Launched: "1800a" means acquired in 1800; "1800r" means renamed in 1800 to name shown in "Name" column; see "Note" column for original name, under which entry other details are given.
H(ull): C = composite, I = iron, S = steel, W = wood.
P(ropulsion): H = hydraulic, P = paddle, S = screw, W = sail.
B.M. = burthen, builders measure (tons).
Disp. = displacement (tons); during this period displacement was replacing burthen as a measure of the "size" of vessels.
Guns = initial number of guns (may have been different later in career). TT = torpedo tubes.
Fate: year of sale, breaking up or loss; if lost or sold for reuse see details in "Note" column.
SB = ships book in PRO London: ADM 135/xxx (giving the history of the maintenance of the ship - hull, machinery and armament - from construction to disposal).
Note: "1800 = Nnnnnn" means renamed to Nnnnnn in 1800; "1850 screw 1000 bm" means converted to a screw ship of 1000 tons burthen in 1850. c.h. = coal hulk; d.s. = depot ship.; h.s. = harbour service; r.s = receiving ship; t.s. = training ship; MV = mortar vessel; WV = watch vessel; YC = yard craft. Merchant ship names in italics. Data in red are alternate data when sources disagree.
| Ship | Launch | H. | P. | Type | B.M. | Disp. | Guns | Fate | S.B. | Note |
| Icarus | 1814.08.18 | W | W | Brig-sloop | 234 | | 18 | 1861 | | |
| Icarus | 1858.10.22 | W | S | Sloop | 580 | 868 | 11 | 1875 | 246 | |
| Illustrious | 1803.09.03 | W | W | 3rd rate | 1746 | | 74 | 1868 | | 1854 gunnery ship |
| Imaum | 1836a | W | W | 3rd rate | 1776 | | 76 | 1863 | | ex-E. Indiaman Liverpool, launched 1826.11.10. Presented by Imaum of Muscat. 1842 h.s. |
| Immortalité | 1859.10.25 | W | S | Frigate | 3058 | 3058 | 51 | 1883 | | |
| Imogene | 1831.06.24 | W | W | 6th rate | 660 | | 28 | 1840 | | 1840.09.19 burnt by accident at Plymouth |
| Imogene | 1864 | | | Coastguard vessel | | 300 | 2 | 1903 | | 1884 = Argus |
| Impérieuse | 1793a | W | W | 5th rate | 1040 | | 40 | 1858 | | 1793.10.11 captured from the French. 1803.09.03 = Unité. 1832 h.s. |
| Impérieuse | 1852.09.15 | W | S | Frigate | 2358 | 3345 | 51 | 1867 | 247 | Converted to screw on stocks |
| Impérieuse | 1914r | | | | | | | | | See: Audacious 1869 |
| Implacable | 1805a | W | W | 3rd rate | 1882 | | 74 | 1949 | | 1805.11.03 captured Duguay-Trouin (French). 1855 t.s. 1912 te be preserved. 1949.12.02 scuttled off the Owers |
| Impregnable | 1810.08.01 | W | W | 2nd rate | 2406 | | 98 | 1906 | | 1862 training ship. 88.11.09 = Kent. 91.09.22 = Caledonia |
| Impregnable | 1886r | | | | | | | | | See: Howe 1860 |
| Impregnable III | 1907r | | | | | | | | | See: Inconstant 1868 |
| Impregnable III | 1910r | | | | | | | | | See: Black Prince 1861 |
| Impregnable III | 1922r | | | | | | | | | See: Ganges 1821 |
| Impregnable IV | 1916r | | | | | | | | | See: Circe 1827 |
| Impregnable IV | 1919r | | | | | | | | | See: Caroline 1882 |
| Inconstant | 1836.06.10 | W | W | 5th rate | 1422 | | 36 | 1862 | | |
| Inconstant | 1868.11.12 | I | S | Unarmoured frigate | | 5780 | 16 | 1956 | 249 | Also ships book ADM 136/49. 1898 h.s. 1907 = Impregnable III. 1922 = Defiance IV. 1930 = Defiance II |
| Indefatigable | 1848.07.27 | W | W | 4th rate | 2044 | 2626 | 50 | 1914 | | 1865 t.s. |
| Indian | 1804 | W | W | Sloop | 400 | | 18 | 1817 | | |
| Indian | 1855.09a | | | Survey schooner | | | | 1856 | | ex-Relampago |
| Indus | 1812.12.19 | W | W | 3rd rate | 1756 | | 74 | 1868 | | 1818 = Bellona. 1840 h.s. |
| Indus | 1839.03.16 | W | W | 2nd rate | | 2653 | 80 | 1898 | | 1860 guardship |
| Indus | 1898r | | | | | | | | | See: Defence 1861 |
| Indus II | 1904r | | | | | | | | | See: Temeraire 1876 |
| Indus III | 1904r | | | | | | | | | See: Bellerophon 1865 |
| Indus IV | 1904r | | | | | | | | | See: Valiant 1863 |
| Indus IV | 1912r | | | | | | | | | See: Triumph 1870 |
| Indus V | 1910r | | | | | | | | | See: Ganges 1821 |
| Industry | 1814.10.13 | W | W | Transport | 318 | | 4 | 1846 | | 1820 h.s. |
| Industry | 1854.04a | I | S | Storeship | 638 | 1100 | | 1911 | 250 | 1901 boom defence vessel |
| Infernal | 1843.05.31 | W | P | 1st class sloop | 1054 | 1379 | 6 | 1864 | | 1844 = Eclair. 1846 = Rosamond. 1863 floating factory |
| Inflexible | 1845.05.24 | W | P | 1st class sloop | 1124 | | 6 | 1864 | | |
| Insolent | 1856.01.26 | W | S | Gunboat | 232 | | 4 | 1869 | 251 | |
| Intrepid | 1850.03a | W | S | Discovery sloop | | | | 1854 | | ex-Free Trade, purchased. 1854.06.15 abandoned in the Artic |
| Intrepid | 1855.11.13 | W | S | Gunvessel | 862 | | 6 | 1864 | 252 | |
| Investigator | 1811.04.23 | W | W | Survey brig | 121 | | 16 | 1857 | | 1837 police ship |
| Investigator | 1848.02a | W | W | Discovery vessel | 480 | | | 1853 | | Abandoned in the Artic |
| Investigator | 1861.11.16 | W | P | Survey vessel | 149 | | | 1869 | 253 | |
| Invincible | 1808.03.15 | W | W | 3rd rate | 1674 | | 74 | 1861 | | 1857 c.h. |
| Invincible | 1869.05.29 | I | S | Central battery ironclad | 3774 | 6010 | 14 | 1914 | | 1904 = Erebus, t.s. 1906 = Fisgard II. 1914.09.17 foundered off Portland |
| Iphigenia | 1808.04.26 | W | W | 5th rate | 870 | | 36 | 1851 | | 1833-1848 lent to Marine Society |
| Iris | 1840.07.14 | W | W | 6th rate | 906 | | 26 | 1869 | | Sold as cable vessel |
| Iris | 1877.04.12 | S | S | Despatch vessel | | 3730 | 10 | 1905 | | |
| Iron Duke | 1870.03.01 | I | S | Central battery ironclad | | 6010 | 14 | 1906 | 254 | |
| Irresistible | 1859.10.27 | W | S | 2nd rate | 2589 | 3842 | 80 | 1894 | 255 | 1868 h.s. |
| Isis | 1819.10.05 | W | W | 4th rate | 1321 | | 60 | 1867 | | 1861 c.h. |
| Jackall | 1844.10.29 | I | P | Gunvessel | 340 | 505 | 3 | 1887 | 256 | |
| Jackdaw | 1830.08.04 | W | W | Cutter | 108 | | 4 | 1835 | | 1835.03.11 wrecked in West Indies |
| Jackdaw | 1855.05.18 | W | S | Gunboat | 232 | | 3 | 1888 | 257 | 1868 hulk |
| James Watt | 1853.04.23 | W | S | 2nd rate | 3083 | 4614 | 91 | 1875 | 258 | Planned as sailer Audacious |
| Janus | 1844.02.06 | W | P | Sloop | 763 | | 2 | 1858 | | |
| Janus | 1856.03.08 | W | S | Gunboat | 233 | | 2 | 1871 | | 1869 hulk |
| Jaseur | 1813.02.02 | W | W | Brig-sloop | 387 | | 18 | 1845 | | |
| Jaseur | 1857.03.07 | W | S | Gunboat | 310 | | 3 | 1859 | | 1859.02.26 wrecked Baxo Nuovo, W. Indies |
| Jaseur | 1862.05.15 | W | S | Gunvessel | 428 | 570 | 5 | 1874 | 259 | Sold to Irish Light Commissioner |
| Jason | 1859.11.10 | W | S | Corvette | 1711 | 2431 | 21 | 1877 | 260 | |
| Jasper | 1820.07.26 | W | S | Brig | 235 | 297 | 10 | 1828 | | 1828.10.11 Wrecked off Levkas |
| Jasper | 1837.04a | W | P | Packet | 233 | | | 1854 | | Transferred from Post Office, ex-Aladdin. Burnt 1854.05.15 after explosion off Beachy Head |
| Jasper | 1855.04.02 | W | S | Gunboat | 232 | | 3 | 1855 | | 1855.07.24 wrecked at Krivaia, Sea of Azov |
| Jasper | 1857.03.16 | W | S | Gunboat | 301 | | 3 | 1862 | | Sold to Emperor of China as Amoy |
| Java | 1815.11.16 | W | W | 4th rate | 1460 | | 52 | 1862 | | |
| Jersey | 1860.03.22 | | | Cutter | 71 | | 4 | 1873 | | |
| Joseph Straker | 1868r | | | | | | | | | See: Diamond 1848 |
| Julia | 1855.11.27 | W | S | Gunboat | 232 | | 4 | 1866 | 261 | |
| Julia | 1863 | | | Store carrier | | | | 1871 | | |
| Julia | 1868a | | | Coastguard vessel | 15 | | | 1891 | | |
| Jumna | 1848.03.07 | W | W | Brig-sloop | 549 | | 16 | 1862 | | Laid down as Zebra |
| Jumna | 1866.09.24 | I | S | Troopship | 4173 | 6211 | 3 | 1922 | 262 | 1893 = C.110, c.h. Sold as hulk Oceanic |
| Juno | 1844.07.01 | W | W | 6th rate | 923 | | 26 | 1880 | | 1878 = Mariner, police ship. 1878 = Atalanta, t.s. 1880.02.12 foundered in Atlantic |
| Juno | 1867.11.28 | W | S | Corvette | 1462 | 2083 | 6 | 1887 | 263 | |
| Jupiter | 1813.11.22 | W | W | 4th rate | 1173 | | 50 | 1870 | | 1837 troopship. 1846 c.h. |
| Jupiter | 1869r | | | | | | | | | See: Forth 1833 |
| Justitia | 1830r | | | | | | | | | See: Hindostan 1804 |
| Kangaroo | 1852.08.31 | W | W | Brig | 483 | | 12 | 1897 | | Laid down as Dove. 1863 = WV.20, Coastguard |
| Kangaroo | 1882r | | | | | | | | | See: Dart 1860 |
| Kent | 1888r | | | | | | | | | See: Impregnable 1810 |
| Kertch | 1855.07.14 | W | W | Schooner gunboat | 94 | | 2 | 187? | | 1860 = YC.1 |
| Kestrel | 1846.12a | W | W | Brigantine | 200 | | | 1852 | | |
| Kestrel | 1856.05.20 | W | S | Gunboat | 233 | | 2 | 1866 | 265 | 1859.06.25 wrecked in action at Peiho forts, China, but salvaged and reentered service |
| Kestrel | 1872.02.29 | C | S | Gunvessel | | 610 | 4 | 1888 | 266 | |
| Kingfisher | 1804.03.10 | W | W | Sloop | 370 | | 18 | 1816 | | |
| Kingfisher | 1845.04.08 | W | W | Brig | 446 | | 12 | 1890 | | 1875 h.s. |
| Kingfisher | 1890r | | | | | | | | | See: Martin 1850 |
| Kingston | 1858.04a | W | W | Schooner | 109 | | | 1861 | | ex-slaver Cortes |
| Kite | 1837.07a | W | P | Gunvessel | 300 | | | 1864 | 267 | Launched 1825? Transferred from Post Office, ex-Aetna |
| Kite | 1871.02.08 | I | S | Gunboat | | 254 | 1 | 1920 | 268 | Became a dredger |
| Lancaster | 1823.08.23 | W | W | 4th rate | 1476 | | 58 | 1864 | | |
| Landrail | 1855.05a | W | P | Tug | 36 | | | 1856 | | ex-Gipsy King |
| Landrail | 1860.03.28 | W | S | Gunvessel | 428 | 570 | 5 | 1869 | 269 | Sold as Walrus |
| Lapwing | 1825.02.20 | W | W | Packet brig | 228 | | | 1861 | | 1845 breakwater |
| Lapwing | 1856.01.26 | W | S | Gunvessel | 670 | | 4 | 1864 | 270 | |
| Lapwing | 1867.11.08 | W | S | Gunvessel | 663 | 774 | 5 | 1885 | 271 | |
| Lark | 1830.06.23 | W | W | Survey cutter | 109 | | 2 | 1860 | | 1849-58 lent to Liberia |
| Lark | 1855.03.15 | W | S | Gunboat | 232 | | 3 | 1878 | 273 | |
| Lark | 1893r | | | | | | | | 272 | See: Cruizer 1852 |
| Larne | 1832r | | | | | | | | | See: Lightning 1829 |
| Latona | 1781.03.13 | W | W | 5th rate | 944 | | 38 | 1816 | | 1781 h.s. |
| Latona | 1821.06.16 | W | W | 5th rate | 1071 | | 46 | 1875 | | |
| Laurel | 1813.05.31 | W | W | 5th rate | 1088 | | 38 | 1885 | | 1864 h.s. |
| Lavinia | 1806.03.06 | W | W | 5th rate | 1172 | | 48 | 1868 | | 1836 h.s. 1868 sunk in collision with SS Cimbria in Plymouth harbour |
| Lavinia | 1870r | | | | | | | | | See: Seahorse 1830 |
| Leander | 1848.03.08 | W | W | 4th rate | 1987 | | 50 | 1867 | 274 | 1861 screw 2759 bm |
| Leda | 1828.04.15 | W | W | 5th rate | 1171 | | 46 | 1906 | | 1864 police hulk |
| Lee | 1857.02.28 | W | S | Gunboat | 301 | | 3 | 1859 | | 1859.06.25 sunk in action with Peiho forts, China |
| Lee | 1860.01.25 | W | S | Gunboat | 428 | 570 | 5 | 1875 | | |
| Leonidas | 1807.09.04 | W | W | 5th rate | 1067 | | 36 | 1894 | | 1872 powder hulk |
| Leopard | 1850.11.05 | W | P | 1st class frigate | 1406 | | 18 | 1867 | 276 | |
| Leven | 1813.12.23 | W | W | 6th rate | 457 | | 20 | 1848 | | 1820 survey ship. 1827 h.s. |
| Leven | 1857.03.07 | W | S | Gunboat | 300 | | 3 | 1873 | 277 | |
| Leveret | 1808.02.27 | W | W | Brig-sloop | 237 | | 10 | 1822 | | |
| Leveret | 1856.03.08 | W | S | Gunboat | 232 | | 4 | 1867 | 278 | |
| Leviathan | 1790.10.09 | W | W | 3rd rate | 1707 | | 74 | 1848 | | 1816 convict ship. 1846 target |
| Liberty | 1850.06.11 | W | W | Training brig | 428 | 447 | | 1905 | | |
| Liffey | 1856.05.06 | W | S | Frigate | 2126 | 3915 | 51 | 1903 | 279 | 1878 store hulk |
| Lightning | 1823.09.19 | W | P | Gunvessel | 296 | 349 | 2 | 1872 | 280 | 1854 survey vessel |
| Lightning | 1829.06.02 | W | W | Sloop | 463 | | 18 | 1866 | | 1832 = Larne |
| Lily | 1837.09.28 | W | W | Brig | 432 | | 16 | 1908 | | 1860 c.h. 18?? = C.29. 18?? = C.15 |
| Lily | 1861.02.27 | W | S | Gunvessel | 702 | 877 | 4 | 1867 | 281 | |
| Linnet | 1813 | W | W | Brig | 350 | | 16 | 1814 | | 1814.09.11 captured by Americans on Lake Champlain |
| Linnet | 1817.01.03 | W | W | Survey cutter | 80 | | | 1833 | 0 | |
| Linnet | 1835.07.27 | W | W | Packet brig | 361 | | 8 | 1866 | | 1857 Coastguard. 1863 = WV.36 |
| Linnet | 1860.06.07 | W | S | Gunboat | 268 | 330 | 2 | 1872 | 282 | |
| Lion | 1823 | W | W | Schooner | 88 | | | 1826 | | in service by 1823 |
| Lion | 1847.07.29 | W | W | 2nd rate | 2580 | | 80 | 1905 | 283 | 1859 screw. 1871 t.s. |
| Lively | 1813.07.14 | W | W | 5th rate | 1080 | | 38 | 1862 | | 1831 h.s. |
| Lively | 1856.02.23 | W | S | Gunboat | 232 | | 4 | 1863 | | 1863.12.23 wrecked on Dutch coast but salvaged and sold as Helgolanderin |
| Lively | 1870.12.10 | W | P | Dispatch vessel | 842 | 985 | 2 | 1883 | 284 | 1883.06.07 wrecked Stornaway |
| Liverpool | 1860.10.30 | W | S | Frigate | 2656 | 3919 | 39 | 1875 | 285 | |
| Lizard | 1840.01.07 | W | P | Vessel | 283 | 470 | 3 | 1843 | | 1843.07.24 collided with French paddle sloop Veloce off Spain |
| Lizard | 1844.11.28 | I | P | Gunvessel | 340 | 505 | 3 | 1869 | 286 | |
| Llewellyn | 1848.01.22 | W | P | Packet | 650 | | | 1850 | | |
| Locust | 1840.04.18 | W | P | Gunvessel | 283 | 470 | 1 | 1894 | 287 | 1869 tug |
| London | 1840.09.28 | W | W | 2nd rate | 2590 | 4375 | 90 | 1884 | 288 | 1858 screw. 1874 h.s. |
| Lord Clyde | 1864.10.13 | W | S | Broadside ironclad | 4067 | 7750 | 24 | 1885 | 290 | |
| Lord Warden | 1865.05.27 | W | S | Broadside ironclad | 4080 | 7842 | 20 | 1889 | | |
| Louisa | 1855.12.01 | W | S | Gunboat | 232 | | 4 | 1867 | 289 | |
| Lucifer | 1837a | W | P | Gunvessel | 387 | | 2 | 1893 | | Transferred from Post Office, ex-Comet. 1875 = WV.41, Coastguard |
| Lynx | 1833.09.02 | W | W | Brigantine | 231 | | 3 | 1845 | | |
| Lynx | 1854.07.22 | W | S | Gunvessel | 477 | | 2 | 1862 | | |
| Lynx | 1868.04.25 | C | S | Gunvessel | 464 | 584 | 4 | 1888 | 291 | |
| Lyra | 1821.06.01 | W | W | Brig-sloop | 235 | | 10 | 1845 | | 1823 tender. 1829 packet brig |
| Lyra | 1857.03.26 | W | S | Sloop | 488 | 653 | 9 | 1876 | 292 | |
The Victorian Royal Navy
