Dr. Asher Dan Grunis was born in Israel in 1945. Following his service in the Israel Defense Forces (1962-1965), he earned an LL.B. degree (1968) from the Hebrew University in Jerusalem. In 1969 Dr. Grunis was admitted to the Israeli bar. Dr. Grunis earned a Master of Law (LL.M.) degree in 1972 from the University of Virginia Law School, United States, and in 1977 he was awarded a D.Jur. by Osgoode Hall Law School, York University in Toronto, Canada.
From 1976 to 1987, Dr. Grunis taught at the Faculty of Law, Tel-Aviv University. In the years 1981-1988, he also maintained a full-time private practice. In September 1988, Dr. Grunis was first appointed to the bench, sitting for eight years as a judge in the Beer-Sheba District Court, followed by a further six years in the Tel-Aviv District Court.
In April 2002, Dr. Grunis was given a one-year appointment to the Supreme Court of Israel, and in June 2013 he was appointed as one of its fifteen permanent Justices. In February 2012, he became President (Chief Justice) of the Supreme Court, serving until his retirement in January 2015 (upon reaching the mandatory age). Dr. Grunis currently lives in Tel Aviv with his wife Rina Meshel-Grunis (a former judge in the Tel-Aviv District Court). He has three daughters and two grandsons.