800–899
The 9th century
Whose working lives fell in the 9th century. Books are measured from 1800 and readers from 2015, so for this period we can say who lived then, not who was talked about then.
Lived then
The most notable people whose working lives fell in the 9th century, ranked where Wikipedia coverage and readership agree.
#PersonIn print, 1800–2019Echoed
- 1
Kūkai774–835 · 🇯🇵 Japan · Academics3 decades - 2
Sugawara no Michizane845–903 · 🇯🇵 Japan · Writers0 decades - 3
Ono no Komachi825–900 · 🇯🇵 Japan · Writers0 decades - 4
Emperor Junna786–840 · 🇯🇵 Japan · Models0 decades - 5
Montoku827–858 · 🇯🇵 Japan · Models0 decades - 6
Seiwa850–881 · 🇯🇵 Japan · Models4 decades - 7
Ennin793–864 · 🇯🇵 Japan · Writersnot measured— - 8
Emperor Saga786–842 · 🇯🇵 Japan · Writers0 decades - 9
Emperor Heizei774–824 · 🇯🇵 Japan0 decades - 10
Saichō767–822 · 🇯🇵 Japan · Academics0 decades - 11
Ninmyō810–850 · 🇯🇵 Japan · Models0 decades - 12
Kōkō830–887 · 🇯🇵 Japannot measured— - 13
Ariwara no Narihira825–880 · 🇯🇵 Japan · Writers0 decades - 14
Tachibana no Kachiko786–850 · 🇯🇵 Japan0 decades
- 15
Enchin814–891 · 🇯🇵 Japan · Writers1 decades - 16
Fujiwara no Yoshifusa804–872 · 🇯🇵 Japan · Politicians0 decades - 17
Fujiwara no Mototsune836–891 · 🇯🇵 Japan · Politicians0 decades - 18
Ono no Takamura802–853 · 🇯🇵 Japan · Writers0 decades - 19
Henjo816–890 · 🇯🇵 Japan · Writersnot measured— - 20
Ki no Tomonori850–904 · 🇯🇵 Japan · Writers0 decades - 21
Minamoto no Tōru822–895 · 🇯🇵 Japan · Writersnot measured— - 22
Sosei816–910 · 🇯🇵 Japan · Writers0 decades - 23
Mibu no Tadamine860–920 · 🇯🇵 Japan · Writers0 decades
- 24
Ōtomo no Kuronushiborn 850 · 🇯🇵 Japan · Writersnot measured— - 25
Fun'ya no Yasuhidedied 900 · 🇯🇵 Japan · Writers0 decades - 26
Ariwara no Yukihira818–893 · 🇯🇵 Japan · Writers0 decades - 27
Fujiwara no Toshiyukidied 901 · 🇯🇵 Japan · Writers0 decades - 28
Kose Kanaoka802–897 · 🇯🇵 Japan0 decades - 29
Fun'ya no Watamaro765–823 · 🇯🇵 Japannot measured— - 30
Fujiwara no Fuyutsugu775–826 · 🇯🇵 Japan0 decades - 31
Tachibana no Hayanari782–844 · 🇯🇵 Japan0 decades - 32
Takaoka-shinnō799–865 · 🇯🇵 Japannot measured— - 33FNFujiwara no Yoshikado813–867 · 🇯🇵 Japan · Politiciansnot measured—
- 34
Fujiwara no Takaiko842–910 · 🇯🇵 Japannot measured— - 35FNFujiwara no Kusukodied 810 · 🇯🇵 Japan0 decades
- 36MNMinamoto no Yoshiari845–897 · 🇯🇵 Japan · Writersnot measured—
- 37
Ki no Haseo845–912 · 🇯🇵 Japan · Writers0 decades - 38
Minamoto no Makoto810–869 · 🇯🇵 Japan0 decades - 39
Sugawara no Koreyoshi812–880 · 🇯🇵 Japan · Writers0 decades - 40
Tsunesada-shinnō825–884 · 🇯🇵 Japannot measured— - 41
Fujiwara no Otsugu774–843 · 🇯🇵 Japan0 decades - 42
Miyoshi Kiyotsura847–919 · 🇯🇵 Japan · Academics0 decades - 43
Deshan Xuanjian780–865 · 🇯🇵 Japan0 decades - 44
Koretaka-shinnō844–897 · 🇯🇵 Japannot measured— - 45
Manta-shinnō788–830 · 🇯🇵 Japannot measured— - 46TTenshi-naishinnō848–913 · 🇯🇵 Japannot measured—
- 47NNariyoshi850–868 · 🇯🇵 Japannot measured—
- 48SShinga801–879 · 🇯🇵 Japan0 decades
- 49KKoretada-shinnō857–922 · 🇯🇵 Japannot measured—
- 50TTsuneyo805–826 · 🇯🇵 Japan0 decades
- 51SSadamoto-shinnō850–910 · 🇯🇵 Japannot measured—
- 52KKannabi-naishinnō800–817 · 🇯🇵 Japannot measured—
- 53KKoresada-shinnō850–903 · 🇯🇵 Japannot measured—
- 54GGishi-naishinnō850–879 · 🇯🇵 Japannot measured—
- 55AAtsuko-naishinnō850–930 · 🇯🇵 Japannot measured—
- 56PSPrincess Sanekodied 870 · 🇯🇵 Japannot measured—
- 57KKorehiko-shinnō840–883 · 🇯🇵 Japannot measured—
- 58PAPrince Atsukata850–927 · 🇯🇵 Japannot measured—
- 59KKoreeda-shinnō846–868 · 🇯🇵 Japannot measured—
- 60MMuneyasu-shinnō828–868 · 🇯🇵 Japannot measured—
- 61MMotosada-shinnō827–869 · 🇯🇵 Japannot measured—
- 62TTsuneyasu-shinnōdied 869 · 🇯🇵 Japannot measured—
- 63KKose-shinnō799–882 · 🇯🇵 Japannot measured—
- 64JJishidied 885 · 🇯🇵 Japannot measured—
- 65TTokiko-naishinnōdied 847 · 🇯🇵 Japannot measured—
- 66JJutsushi-naishinnō850–897 · 🇯🇵 Japannot measured—
- 67ŌŌhara-naishinnōdied 863 · 🇯🇵 Japannot measured—
- 68PYPrince Yoshisadadied 848 · 🇯🇵 Japannot measured—
- 69TTakaiko-naishinnōdied 866 · 🇯🇵 Japannot measured—
- 70KKunshi-naishinnō850–902 · 🇯🇵 Japannot measured—
- 71BBokushi-naishinnō850–903 · 🇯🇵 Japannot measured—
- 72SShigeko-naishinnō850–916 · 🇯🇵 Japannot measured—
- 73NNagako-naishinnō850–914 · 🇯🇵 Japannot measured—
How this is measured
- Placing people in time. Each person belongs to the century in which they were most active — around age 35, and never after their death.
- Who ranks highest. Within a century, people are ranked where two independent signals agree: how many of the world’s Wikipedia language editions cover them, and how many people actually read about them. Article counts alone can be lifted by a person’s own circle; readers cannot.
- Fame in print. The curves count how often a name appears in Google Books from 1800 to 2019, as a share of all the words printed each year, in the person’s own language wherever that corpus exists. Those decades are over, so each measurement is made once and kept.
- What is left out. A lifetime is measured only from 1820, when there is enough print to judge; the five years after a death are skipped as obituaries; and a name shared with someone equally notable is credited to neither.