AlegsaOnline.com Home Biographies Yigal Arnon Yigal Arnon Author: Leandro Alegsa Creation date: November 13, 2022 simple.wikipedia.org · CC BY-SA 3.0 Yigal Arnon (9 December 1929 – 27 April 2014) was an Israeli lawyer. He was best known as the founder of Yigal Arnon & Co., one of the largest law firms in Israel. He was born in Tel Aviv. Arnon died on 27 April 2014 in Tel Aviv, aged 84.