Pi was created by Ancient Egyptians in 1706. Hope that helps! (:
Epsilon Tau Pi was created in 1999.
Pi Lambda Theta was created in 1910.
Archimedes and the Greeks
Larry Shaw
Pi was invented by William Jones in 1706 who was a Welsh mathematician.
Pi Recordings was created in 2001.
Pi Studios was created in 2002.
Pi Delta Kappa was created in 1907.
Life of Pi was created in 2001-09.
Sigma Pi Phi was created in 1904.
Delta Sigma Pi was created on 1907-11-07.
Cybernetic Dreams of Pi was created in 1983.
Iota Alpha Pi was created in 1903.
Pi Mu Epsilon was created in 1914.
Omega Pi was created on 1985-04-20.
Alfa Kappa Pi was created in 2005.
Sigma Thêta Pi was created in 2003.