Knott family
A British family whose members provided a documented succession of lighthouse keepers from 1730 to the early twentieth century.
Last updated August 26, 2026
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Overview
The Knott family was a British family associated with lighthouse keeping across England, Wales and, for one member, the Indian Ocean. The family is credited with one of the longest continuous periods of service in the history of staffed lighthouses. The documented succession began in 1730, when William Knott served at South Foreland Low Lighthouse in Kent, and continued through several generations until the early twentieth century. South Foreland, near Dover, was the central institution in the family story. William Knott served there from 1730 to 1780, followed by his son Henry Knott, who served at the same lighthouse from 1777 to 1818. Henry's son, Henry Thomas Knott, continued the South Foreland connection from 1818 to 1863. Other family members subsequently served at a range of prominent and strategically important stations, including Eddystone, Flamborough Head, Bideford, Bull Point, North Foreland, the Skerries, South Stack, Start Point, The Smalls and South Foreland's High and Low lights. The family's service spanned major changes in lighthouse technology. At South Foreland, the lights had originally relied on coal fires. In 1793, parabolic reflectors were introduced to concentrate light from sperm-oil lamps. During the nineteenth century, lighthouse illumination progressed from colza oil and Argand burners to paraffin, multiple-wick lamps and incandescent oil burners. Members of the family were also present during experiments involving electric lighting at South Foreland in the late 1850s and during further electrification work after 1869. The Knotts' duties extended beyond maintaining lamps and apparatus. Lighthouse keepers were responsible for the safety and reliability of isolated stations, often under hazardous conditions. Henry Thomas Knott, who served at several stations including Minicoy in the Indian Ocean, survived a near-fatal fall while painting the Skerries lighthouse and took part in the rescue of sailors from a vessel near dangerous rocks. George Knott, another prominent family member, became known for highly detailed models of lighthouses where he had served, including Smeaton's Tower at Eddystone, Bull Point and North Foreland. The family was also connected by marriage to two other notable lighthouse-keeping families, the Halls and the Darlings. These relationships placed the Knotts within a wider network of hereditary and interrelated lighthouse personnel in Britain. The final documented members of the succession included Henry Thomas Knott, who served at several British and overseas stations, and Edmond Horton Knott, who worked at The Smalls and South Foreland. The family's lighthouse-keeping record is treated as a historical and occupational legacy rather than as a commercial brand or operating company.
History
The earliest documented Knott lighthouse keeper was William Knott, born in Acrise, Kent, in 1706. He began service at South Foreland Low Lighthouse in 1730 and remained there for approximately fifty years, until 1780. His son Henry Knott joined him at South Foreland in 1777 and inherited responsibility for the station. Henry served until 1818, creating the first clearly documented transition of lighthouse duties from father to son within the family. Henry's son, Henry Thomas Knott, served at South Foreland Low Lighthouse from 1818 to 1863. His tenure coincided with important changes in lighthouse administration and technology. The earlier coal fires were replaced by oil-based illumination and reflector systems, and the station's buildings were partly reconstructed in 1842–1843. In the late 1850s, Henry Thomas and his sons George and John were present while Michael Faraday and Professor Holmes conducted early experiments involving electricity as a light source. Continued work on electrifying the lights took place from 1869. The next generation broadened the family's geographical reach. Henry Knott, born in 1818, served at South Foreland and later at Flamborough Head, where his service lasted from 1851 to 1880. John Knott served at South Foreland from 1841 until his death there in 1851. George Knott, born in 1828, worked at South Foreland before becoming principal keeper at the Eddystone Smeaton Tower from 1861 to 1866. He later served at Bideford, Bull Point and North Foreland. George was noted for constructing exacting architectural models of the lighthouses where he had worked. A model of Smeaton's Eddystone lighthouse survives at Chatham Historic Dockyard Museum; another model was destroyed during the Blitz in 1941. Henry Thomas Knott, George's son, entered the lighthouse service in December 1873. His appointments included the Skerries, South Foreland, Minicoy in the Maliku Atoll of Lakshadweep, St Ann's Head, South Stack, Start Point and later the Skerries again. His career illustrates the mobility and risks associated with lighthouse work in the period. At the Skerries, he nearly fell from the roof while painting, and on another occasion he attempted to rescue the crew of a small vessel in hazardous conditions. His service continued into the early twentieth century, and he retired to Crewe before his death in 1910. Edmond Horton Knott, born in 1872, entered the service in April 1892. He served at The Smalls and at South Foreland from 1899 to 1902. His period at South Foreland overlapped with experiments in radio communication conducted by Guglielmo Marconi from 1898. Transmissions in March and April 1899 reportedly assisted vessels in distress on the Goodwin Sands. The Knott family was connected to the Hall family through the 1877 marriage at Holyhead of Henry Thomas Knott, born in 1845, to Ellen Margaret Hall, daughter of lighthouse keeper John Hall of St Ann's Low Light. The Hall family was also connected to the Darling lighthouse-keeping family through marriage. These links reflect the close occupational and familial networks that existed among lighthouse keepers in Britain. The documented Knott succession ended with service in the early twentieth century, after which staffed lighthouse operations increasingly gave way to technological automation and institutional modernization.
- 1906
Documented continuous family service reaches its endpoint
[1]The family's longest documented succession is described as ending with Henry Thomas Knott's service at the Skerries in the early twentieth century, with the source identifying 1906 as the endpoint.
- 1899
Radio assists vessels near the Goodwin Sands
[1]Radio transmissions from South Foreland reportedly helped at least two vessels in distress near the Goodwin Sands.
- 1898
Marconi radio experiments at South Foreland
[1]South Foreland became a site of radio-communication experiments during the service of Edmond Horton Knott.
- 1873
Henry Thomas Knott enters lighthouse service
[1]The younger Henry Thomas Knott entered the lighthouse service, beginning a career that included British, Welsh and overseas stations.
- 1861
George Knott appointed at Eddystone
[1]George Knott transferred from South Foreland to the Smeaton Tower at Eddystone, where he served as principal keeper for five years.
- 1842
South Foreland towers and accommodation improved
[1]The South and North Foreland lighthouse towers were partly rebuilt, with improved accommodation for keepers and their families.
- 1818
Henry Thomas Knott takes over the family station
[1]Henry Thomas Knott succeeded his father at South Foreland Low Lighthouse and served there until 1863.
- 1793
Parabolic reflectors introduced at South Foreland
[1]The station's coal-fire illumination was supplemented or replaced by sperm-oil lamps using large parabolic reflectors.
- 1777
Henry Knott joins the South Foreland succession
[1]Henry Knott began serving at South Foreland while his father William was still keeper, later taking over the station.
- 1730
William Knott begins service at South Foreland
[1]William Knott began a fifty-year period of service at South Foreland Low Lighthouse in Kent, establishing the family's documented lighthouse-keeping succession.
Products and positioning
Historical family legacy in lighthouse keeping and maritime safety service.
Sources2 sources
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