Notes: Sarah Stone (watercolorist) is apparently not in Mallalieu.
- Kate Sadler
- Catherine St. Aubyn DNB
- Edwin St. John
- John Cuthbert Salmon
- John Francis Salmon
- Henry Salt
- Anne G. Salter
- John William Salter
- George Samuel
- Joanna Samworth
- Paul Sandby
- Thomas Sandby
- Thomas Paul Sandby
- Henry Sandercock
- John Sanders
- T. Sanders
- W. Sanders
- Anthony Frederick Augustus Sandys
- James Sant
- Frederick Sargent
- G. Sargent
- John Singer Sargent
- Francis James Sarjent
- G. R. Sargent
- Richard Sass
- Charles L. Saunders
- James Sayers
- Bernard Scalé
- Thomas Scandrett
- Robert Richard Scanlan
- G. Scappa
- John Scarth
- George Scharf
- Sir George Scharf
- John Alexander Schetky
- John Christian Schetky
- Jacob Christopher Schnebbelie
- Robert Blemmel Schnebbelie
- Amy Scott
- Caroline Lucy, Lady Scott
- David Scott
- John Scott
- John Henderson Scott
- Katherine Scott
- Mary Scott
- Samuel Scott
- T. Taylor Scott
- Thomas Scott
- Thomas John Scott
- Walter Scott
- William Bell Scott
- William Henry Stothard Scott
- William Scrope
- Victor Scruton
- Allen William Seaby
- R. Seaton
- Thomas Seddon
- Prideaux John Selby
- Charles A. Sellar
- Henry Courtney Selous
- George Augustus Selwyn
- Dominic Serres
- Dominic M. Serres
- John Thomas Serres
- Sarah Setchel
- William Frederick Settle
- Ann Mary Severn, Lady Newton
- Joseph Severn
- Joseph Arthur Palliser Severn
- Walter Severn DNB
- Ellen Mary Sewell
- Hariette Anne Seymour
- Robert George Seymour
- William Shackleton
- George Shalders
- Charles Hazelwood Shannon
- Michael William Sharp
- Charles Kirkpatrick Sharpe
- Charlotte Sharpe
- Eliza Sharpe
- John Sharpe
- Louisa Sharpe
- Mary Anne Sharpe
- James Sharples
- Henry Shaw
- John Byam Liston Shaw
- George Sheffield, Yr.
- Arthur Shelley
- John William Shelley
- Samuel Shelley
- Henry Dunkin Shephard
- George Shepheard
- George Wallwyn Shepheard
- Lewis Henry Shepheard
- George Shepherd
- Thomas Hosmer Shepherd
- Philip Sheppard
- Claude Allin Shepperson
- Thomas Sheraton
- George Sheringham
- William P. Sherlock
- John Sherrin
- John Keyse Sherwin
- Frederic James Shields
- Conway Mordaunt Shipley
- William Shipley
- John Shirreffs
- Thurston Laidlaw Shoosmith
- Obediah Short
- Emma L. Shubrook
- Thomas Sibson
- Benjamin D. Sigmund
- Emma Sillett
- James Sillett
- Richard Simkin
- J. Simmons
- G. Simms
- Francis Simpson
- Henry Simpson
- William Simpson
- Charles Sims
- G. Sims
- Frederick Simson
- William Simson
- John Sinclair
- Henry Singleton
- Susan, Lady Sitwell
- D. Skeaf
- John Skelton
- Percival Skelton
- James Skene of Rubislaw
- Frederick John Skill
- John Skippe
- Josiah Slater
- Joseph Axe Sleap
- Frederick Albert Slocombe
- David Small
- Florence Small
- William Small
- Frederick Smallfield
- William Frome Smallwood
John Smart (landscape artist)- James Smetham
- Mary Smirke
- Alexander C. Smith
- Alexander Munro Smith
- Arthur Reginald Smith
- Carlton Alfred Smith
- Charles Smith
- Charles Hamilton Smith
- Charles John Smith
- Charles Loraine Smith
- Daniel Newland Smith
- Edwin D. Smith
- Emma Smith
- E. Cleave Smith
- Francis Smith
- Garden Grant Smith
- George Smith of Chichester
- George Fearn Smith
- Hannah Smith
- Hely Augustus Morton Smith
- Herbert Luther Smith
- Hugh Bellingham Smith
- Jacob Smith
- James Burrell Smith
- James Whittet Smith
- J. L. Smith
- Jane Stewart Smith
- John James Smith of Roker
- John Raphael Smith
- John Thomas Smith
- John ‘Warwick’ Smith
- Joseph Clarendon Smith
- N. Smith
- Robert Smith
- Robert Smith
- Samuel Smith
- Thomas Smith of Derby
- Thomas Smith
- William Collingwood Smith
- William Harding Collingwood Smith
- W. Prior Smith
- Frederick Coke-Smith
- W. Smyth
- Admiral William Smyth
- Lionel Percy Smythe
- James Herbert Snell
- John Wray Snow
- William R. Snow
- John Edward Soden
- Susannah Soden
- Charles, Earl Somers
- Thomas Jacques Somerscales
- Daniel Somerville
- Edith Anna Œnone Somerville
- Sophia Matilda of Gloucester
- Thomas James Soper
- Edward Southwell Sotheby
- Maria Barton Sotheby
- Joseph Edward Southall
- Frank Southgate
- John Sowden
- James Sowerby
- Isaac Spackman
- C. B. Spalding
- Catherine Adelaide Sparkes
- John Charles Lewis Sparkes
- R. Speare
- Lancelot Speed
- Charles James Spence
- William Geddes Spence
- Charles Spencelayh
- John Francis Spenlove-Spenlove
- Benjamin Walter Spiers
- Richard Phené Spiers
- William Spillman
- Francis B. Spilsbury
- Maria Spilsbury
- William Spreat
- William Spry
- Alice Squire
- John Squire
- Walter S. Stacey
- Ernest Stamp
- Persis Standly
- A. Stanesby
- Clarkson Stanfield
- George Clarkson Stanfield
- Emily Harriet, Countess Stanhope
- Charles Joseph Staniland
- Archer Stanley
- Caleb Robert Stanley
- Owen Stanley
- Alfred Stannard
- Eloise Harriet Stannard
- Emily Stannard
- Henry John Sylvester Stannard
- Joseph Stannard
- Lilian Stannard
- Anthony Carey Stannus
- Hugh Hutton Stannus
- George Clark Stanton
- Herbert Edwin Pelham Hughes-Stanton
- Mary Ellen Staples
- Arthur James Stark
- James Stark
- Charles Herbert Steavenson
- Jane Steele
- John Steeple
- Henry Reynolds Steer
- Philip Wilson Steer
- Fanny Steers
- James Stein
- Fileter N. Stephanoff
- Francis Philip Stephanoff
- James Stephanoff
- John Atlantic Stephenson
- Willie Stephenson
- Albert Stevens
- Alfred George Stevens
- Francis Stevens
- Thomas Stevens
- Robert Macaulay Stevenson
- Walter Grant Stevenson
- George Stewart
- James Lawson Stewart
- Sir John James Stewart. 5th Baronet of Allanbank
- Sarah Stickney
- George Blackie Sticks
- Harry James Sticks
- Helen M. Stigand
- Maria Stillman
- Richard Stirzaker
- Henry John Stock
- Frederick Wilton Litchfield Stockdale
- W. Colebrook Stockdale
- Arthur Stocks
- Katherine M. Stocks
- Walter Fryer Stocks
- Adrian Scott Stokes
- Frank Stone
- Marcus Stone
- Robert Lowe Stopford
- William Henry Stopford
- James Sargant Storer
- George Adolphus Storey
- John Storey
- Howard Gull Stormont
- Charles Alfred Stothard
- Thomas Stothard
- Thomas Stowers
- Arthur Claude Strachan
- G. Strachan
- George Strahan
- Albert Strange
- Frederick Stratton
- Robert Streatfield
- Thomas Streatfield
- Philip Eustace Stretton
- Sir George Strickland, 5th Baronet
- Arthur Edward Strutt
- Jacob George Strutt
- Joseph Strutt
- William Strutt
- Augustus Burnett-Stuart
- Charles Stuart
- Gertrude Gwendoline Villiers-Stuart
- James “Athenian” Stuart
- John Stuart 1739-1800
- George Stubbs
- J. Stubbs
- William Stukeley
- Samuel John Stump
- F. Sturge
- Kate Sturgeon
- Arthur Suker
- Edmund Joseph Sullivan
- Thomas Sunderland
- John Surtees
- Thomas Sutcliffe
- Elizabeth, Duchess of Sutherland
- Elizabeth Evelyn Sutton
- W. J. Sutton
- Francis Swaine
- John Barak Swaine
- William Swainson
- Alice Macallan Swan
- John Macallan Swan
- Anna Swanwick
- Joseph Harold Swanwick
- Samuel Dukinfield Swarbreck/Schwarbreck
- John Swete
- Edward Swinburne
- Henry Swinburne
- William Swindell
- Elsie C. Swinden
- Thomas Sydenham
- John Syer
- Godfrey Sykes
- Peace Sykes
- Patrick Syme
- William Christian Symons
- Edward Millington Synge
