Claudio Maria Celli (born 20 July 1941), is an Italian prelate of the Roman Catholic Church.

On 16 December 1995, Celli was appointed Secretary of the Administration of the Patrimony of the Apostolic See and Titular Archbishop of Cluentum.

He received his episcopal consecration on 6 January 1996 from Pope John Paul II, with Archbishops Giovanni Battista Re and Jorge María Mejía serving as co-consecrators.

Pope Benedict XVI named him President of the Pontifical Council for Social Communications on 27 June 2007.

In January 2009, he announced an agreement with Google to build a joint venture giving Benedict XVI his own YouTube channel.