CChronica Maps

Ptolemy

Scholar of Alexandria whose geocentric Almagest shaped astronomy in Europe and the Islamic world for fourteen centuries; his Geography listed places by latitude and longitude.

Livedc. AD 100 – AD 170
Known asAstronomer and geographer
Birthplace or main placeAlexandria
Places on the mapAlexandria
Map of the world around Ptolemy in AD 100Alexandria
Border map for AD 100. See Europe in AD 100.

See the world of Ptolemy in the interactive map

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Who ruled these places in his lifetime

PlaceAt birth (map of AD 100)At death (map of AD 100)
AlexandriaRoman Empiresame

From the border maps nearest to each date; borders are approximate.

Further reading

Contemporaries

LivedPerson
AD 121 – AD 180Marcus AureliusRoman emperor and philosopher
AD 155 – AD 220Cao CaoWarlord and poet

Last updated 9 November 2026. Sources: border data from historical-basemaps, land and rivers from Natural Earth; texts written for Chronica Maps from standard reference works. How we make the maps.