(born 28 June 1962) is a Slovenian Roman Catholic prelate who serves as the second Bishop of the Diocese of Murska Sobota since 28 November 2009.

Bishop Štumpf was born into a Roman Catholic family in Murska Sobota, but grew up in Beltinci in the Prekmurje region, where his parents came from.

[1] After finishing primary school in 1977, which he attended in Beltinci and a secondary school in Želimlje, he graduated at the classical gymnasium Poljane in Ljubljana in 1983, while joined a religious congregation of the Salesians of Don Bosco and after the novitiate made a profession on August 9, 1980.

After he completed his compulsory military service in the Yugoslav Army in 1983, Peter consequently studied at the Theological faculty at the University of Ljubljana from 1984 and continued his studies at the Salesian Pontifical University in Turin, Italy from 1986[1] and was ordained as priest on June 29, 1990 by Bishop Franc Kramberger[2] in Maribor, after completed his philosophical and theological studies in 1989.

On September 10, 2006, he was consecrated as bishop by Metropolitan Archbishop Franc Kramberger and other prelates of the Roman Catholic Church[2] in the Cathedral of Saint John the Baptist in Maribor.