John Hadley

John Hadley bio

Birth Name: John Hadley

Occupation: Person

Place Of Birth: England

Date Of Birth: 04/16/ 04/16/, 04/16/

Date Of Death: February 14, 1744

Cause Of Death: N/A

Ethnicity: Unknown

Nationality: English

John Hadley was born on the 04/16/ of 04/16/, 04/16/. He was best known for being a Person. Brtish mathematician who invented the octant, an early version of the sextant navigational tool. He also was known for making Gregorian telescopes with accurately shaped mirrors.

John Hadley was born in England. He joined the Royal Society in 1717 and ascended to its leadership role 11 years later. Together with two of his brothers he developed a tool to help ship navigators determine their position at sea and avoid dangerous waters.

John Hadley was a 04/16/ and was born in the 04/16/.

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John Hadley was born in 04/16/. 04/16/

John Hadley 04/16/


John’s education details are not available at this time. Please check back soon for updates.


John Hadley’s mother’s name is unknown at this time and his father’s name is under review. We will continue to update information on John Hadley’s parents.

Associated with

Personal Life

Like many famous people and celebrities, John Hadley kept his personal life private. Once more details are available, we will update this section.

John Hadley was born in the Year of the 04/16/.

Fast Facts

REAL NAME: John Hadley
BIRTH SIGN: 04/16/
BIRTH DAY: 04/16/



Zodiac Sign: John Hadley was a 04/16/. 04/16/

Chinese Zodiac: John Hadley was born in the Year of the Rabbit. 04/16/

Ruling Planet: John Hadley had a ruling planet of 04/16/ and 04/16/

John Hadley’s birth sign is 04/16/ and he had a ruling planet of 04/16/.

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