103 (he died 1 year after he invented it)
John 5 (John Lowery) is 45 years old (birthdate: July 31, 1971).
she was 10000000 years old
28
There is no record of John of Patmos' age.
John Napier is best known as the discoverer of logarithms. He was also inventor of Napier's Bones. Which were multiplication tables written on strips of wood or bones. The invention was used for multiplying, dividing, and taking square roots and cube roots. He also made common the use of the decimal point in math.
Napier's Bones are an old name for the slide rule, a mechanical method of rapidly doing mathematical operations using logarithms expressed as a divided line.
John Napier Turner is 86 years old (birthdate: June 7, 1929).
Mark Napier is 54 years old (birthdate: January 28, 1957).
Jessica Napier is 32 years old (birthdate: April 4, 1979).
Shabazz Napier is 25 years old (born July 14, 1991).
Alan Napier was born on January 7, 1903 and died on August 8, 1988. Alan Napier would have been 85 years old at the time of death or 112 years old today.
Alan Napier died on August 8, 1988 at the age of 85.
I guess he is 29
John Thurman was 40 years old when he invented the vacuum cleaner in 1899.
John Wayne
Sir Oliver Napier was 75 years old (9 days short of 76) when he died on July 2, 2011 (born July 11, 1935).