Born in Jerusalem, he served in the Israel Defense Forces 1965–1967. He worked as Consul and Administration Officer for the Israeli Embassy in Washington, D.C. and was a member of the negotiating team that drafted Israel's peace treaty with Egypt. As Director of the Training Division in the Ministry of Foreign Affairs, his responsibilities included training of diplomats.
Until November 2006, Meir served as Deputy Director-General for media and public affairs in the Israeli Foreign Ministry. Previously he was Minister Plenipotentiary (DCM-Deputy Chief of Mission) at the Israeli embassy in London. In 2006–2011, he was Israeli ambassador to Italy. In July 2011, he was appointed head of the Foreign Ministry's public affairs directorate.
- "On the Move with Gideon Meir". Jewish Federation of Greater Atlanta. Jan–Feb 2004. Archived from the original on 19 February 2014. Retrieved 1 February 2014.
- Gideon Meir named ambassador to Italy[dead link] The Jerusalem Post
- Foreign Ministry has internal reshuffle Archived October 7, 2011, at the Wayback Machine.