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Hannibal Gisco, Carthaginian military commander in charge of both land armies and naval fleets (b. c. 300 BC)
The city of Jalalpur Jattan was founded by a JAAT named Jalal and Kula Chor, and a place in Jalalpur Jattan, was built by Chandragupta Maurya, an Indian ruler in 300 BC.
A recent project directed by Charles Spencer and Elsa Redmond of the American Museum of Natural History in New York has shown that rather than being abandoned the site actually grew significantly in population during the periods Monte Albán Early I and Late I (ca. 500-300 BC and 300-100 BC, respectively) and might have actively opposed incorporation into the increasingly powerful Monte Albán state (Spencer and Redmond 2001).
In the mathematical text Zhou Bi Suan Jing, dated prior to 300 BC, and the Nine Chapters on the Mathematical Art, multiplication calculations were written out in words, although the early Chinese mathematicians employed Rod calculus involving place value addition, subtraction, multiplication and division.
More recent ones (1500–300 BC) have been discovered in the Turrialba Valley, the coastal region of Gandoca, the northern plains, Sarapiquí Basin, Barva, Herradura, the Térraba River Basin, the Coto Colorado River Basin and Isla del Caño.
Among other thinkers associated with the Library or other Alexandrian patronage were the mathematician Euclid (ca. 300 BC), the inventor Archimedes (287 BC – c. 212 BC), and the polymath Eratosthenes (ca. 225 BC).
The Roman author Plinius, who lived during the first century AD, claims that the world's furthermost place at Thule or Tyle is the place described by the Greek Pytheas from Marseille, who travelled from the Mediterranean to the North in 300 BC.