Kathleen Lonsdale

1903 - 1971

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Dame Kathleen Lonsdale (née Yardley; 28 January 1903 – 1 April 1971) was an Irish-born British pacifist, prison reformer and crystallographer. She proved, in 1929, that the benzene ring is flat by using X-ray diffraction methods to elucidate the structure of hexamethylbenzene. She was the first to use Fourier spectral methods while solving the structure of hexachlorobenzene in 1931. Read more on Wikipedia

Since 2007, the English Wikipedia page of Kathleen Lonsdale has received more than 127,401 page views. Her biography is available in 29 different languages on Wikipedia (up from 26 in 2019). Kathleen Lonsdale is the 420th most popular chemist (up from 429th in 2019), the 144th most popular biography from Ireland (up from 170th in 2019) and the 4th most popular Chemist.

Memorability Metrics

  • 130k

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  • 49.97

    Historical Popularity Index (HPI)

  • 29

    Languages Editions (L)

  • 4.55

    Effective Languages (L*)

  • 3.18

    Coefficient of Variation (CV)

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Among chemists, Kathleen Lonsdale ranks 420 out of 509Before her are Roderick MacKinnon, Joseph Bienaimé Caventou, Gregory Winter, Eugène-Anatole Demarçay, Koichi Tanaka, and Norman Lockyer. After her are Eric Betzig, Agnes Pockels, Anders Jahan Retzius, Donella Meadows, Nils Gabriel Sefström, and Nikolay Zinin.

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Among people born in 1903, Kathleen Lonsdale ranks 178Before her are Hans Hedtoft, Fernando Paternoster, John Williams, Misuzu Kaneko, Ary Barroso, and Nico Diederichs. After her are Leo Huberman, Charles Rigoulot, Georgy Beriev, Anne Revere, Big Bill Broonzy, and Gioacchino Colombo. Among people deceased in 1971, Kathleen Lonsdale ranks 117Before her are William F. Albright, Hiratsuka Raichō, Wasfi Tal, Lester Germer, Bobby Jones, and Gladys Cooper. After her are Paruyr Sevak, Harald Öhquist, Richard Montague, Bengt Ekerot, Wynton Kelly, and Kanaiyalal Maneklal Munshi.

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In Ireland

Among people born in Ireland, Kathleen Lonsdale ranks 144 out of 501Before her are Conel Hugh O'Donel Alexander (1909), Colm Meaney (1953), Brendan Behan (1923), Pat Cox (1952), Ninette de Valois (1898), and William Howard Russell (1820). After her are John Sealy Townsend (1868), Edward Sabine (1788), George Browne (1698), George Allman (1812), George Abraham Grierson (1851), and Catald (700).

Among CHEMISTS In Ireland

Among chemists born in Ireland, Kathleen Lonsdale ranks 4Before her are Robert Boyle (1627), William C. Campbell (1930), and J. D. Bernal (1901). After her are Peter Woulfe (1727).