Stamford Brook was recorded in 1650 and this was the name of the stream which divided, near its mouth to the west, the parishes of Acton and Chiswick from Fulham, and further north was spanned by Bollo Bridge. The name is derived from a stony ford, once located here, where the main Great West Road crossed the stream.

South Woodford - see Woodford. The station was opened as GEORGE LANE on 22 August 1856 by the Eastern Counties Railway. It was re-named SOUTH WOODFORD (GEORGE LANE) on 5 July 1937, and SOUTH WOODFORD in 1950. First used by Underground trains on 14 December 1947.

South Wimbledon - see Wimbledon. During planning of the station the name MERTON GROVE was used, but it was opened as SOUTH WIMBLEDON on 13 September 1926 as it was thought advantageous to the Underground to show the station's near connection to the somewhat better known Wimbledon.

Southwark lies on the south side of the Thames. A stone bridge was built here over the river, probably by the Romans soon after they landed in AD43. Called Suthriganawoerc in the 10th century - meaning 'fort of the men of Surrey'. It was recorded as Sudwerca in the Domesday Book - meaning 'southern defensive work or fort', from the Old English suth and weorc.

South Ruislip - see Ruislip. The station was opened on 21 November 1948. The station on the adjacent main line was opened by the Great Western & Great Central Joint Committee as NORTHOLT JUNCTION on 1 May 1908. It was re-named SOUTH RUISLIP&NORTHOLT JUNCTION on 12 September 1932, and became SOUTH RUISLIP on 30 June 1947.

South Kensington - see Kensington.Prior to the station's opening the name CROMWELL ROAD was considered, but it opened as SOUTH KENSINGTON on 24 December 1868, the Piccadilly Line tube station on 8 January 1907.

South Harrow - see Harrow-on-the-Hill. The station was opened as SOUTH HARROW on 28 June 1903. It was re-sited on 5 July 1935.

Southgate was so recorded in 1370 and was known as le Southgate in 1608. The hamlet here grew up at the south gate of Enfield Chase and is so named.

Southfields was recorded as Suthfield in 1247 and takes its name from a great field where farm produce was once sold.

South Ealing - see Ealing Broadway. The station was opened as SOUTH EALING on 1 May 1883.