Juan Ignacio Arrieta Ochoa de Chinchetru (born 10 April 1951) is a Spanish prelate of the Catholic Church who has been secretary of the Pontifical Council for Legislative Texts since 15 February 2007.

Juan Ignacio Arrieta Ochoa de Chinchetru was born in Vitoria, Spain, on 10 April 1951.

[2] Pope Benedict XVI appointed Arrieta secretary of the Pontifical Council for Legislative Texts on 15 February 2007[2] and named him titular bishop of Civitate on 12 April 2008.

[4] His position as secretary occasionally requires him to play a public role, commenting on a papal document[5] or providing a legal assessment of proposals like that of the German synod in 2019.

[6] On 26 June 2013, Pope Francis named Arrieta to the five-member Pontifical Commission investigating the Institute for the Works of Religion and made him the group's coordinator.