List of British children's and young adults' authors (1900–49)

This is a list of British children's and young adults' authors active between 1900 and 1949. The authors listed here are arranged by year of birth.

• Frances Hodgson Burnett (1849–1924)
• Mary Francis Ames (1853-1929)
• Mrs George de Horne Vaizey (1857–1917)
• E. Nesbit (1858–1924)
• Kenneth Grahame (1859–1932)
• J. M. Barrie (1860–1937)
• Rudyard Kipling (1865–1936)
• Beatrix Potter (1866–1943)
• Angela Brazil (1868–1947)
• Percy F. Westerman (1876–1959)
• Frank Richards (1876–1961)
• Elsie J. Oxenham (1880–1960)
• Eleanor Farjeon (1881–1965)
• A. A. Milne (1882–1956)
• Arthur Ransome (1884–1967)
• Dorita Fairlie Bruce (1885–1970)
• Hugh Lofting (1886–1947)
• Ruth Manning-Sanders (1886–1988)
• Alison Uttley (1886–1976)
• Evadne Price (1888–1985)
• Richmal Crompton (1890–1969)
• J. R. R. Tolkien (1892–1973)
• W. E. Johns (1893–1968)
• Elinor Brent-Dyer (1894–1969)
• Enid Blyton (1894–1969)
• George Mills (1896–1972)
• Joyce Lankester Brisley (1896–1978)
• Dodie Smith (1896–1990)
• C. S. Lewis (1898–1963)
• John F. C. Westerman (1901–1991)
• Denys Watkins-Pitchford ("BB") (1905–1990)
• T. H. White (1906–1964)
• Mary Norton (1903–1992)
• Rev. W. Awdry (1911–1997)
• Roald Dahl (1916–1990)