1727
when was isaac newton year of birth
1727
1705 is when sir Issac newton was knighted and earned his sir
Sir Isaac Newton's stepfather, Barnabas Smith, died in 1653.
yes.
1642
It was discovered in the year 1666 by Sir Isaac Newton.
march 20, 17 somthing
No, he died on March 31 1727
Sir Isaac Newton was born on January 04/1643 using the Gregorian year calendar date, or December 25/1642 using the O.S. Julian calendar.
1675
It's Sir Isaac Newton