|Archbishop of Uppsala|
Primate of Sweden
|Died||10 March 1383|
|Parents||Greger Johansson av Malstaätten|
He was vicar of Österhaninge and then priest in Uppsala. He was canon of Strängnäs Cathedral from 1342 and dean of Uppsala Cathedral from 1356. He was a supporter of King Albrekt (c. 1338–1412) who appointed him chancellor. In 1365, Birger Gregersson is mentioned in the Diplomatarium Fennicum. In 1366, Birger Gregersson was elected archbishop of Uppsala diocese. He is considered one of the most important Swedish writers in the Middle Ages. 
- "Archbishop Birger Gregersson". Catholica Hierarchia. Retrieved August 1, 2020.
- "Malstaätten". Svenskt biografiskt lexikon. Retrieved August 1, 2020.
- "Birgerus Gregorii". uib.no. Retrieved August 1, 2020.
- "Albrekt af Mecklenburg, konung i Sverige 1364–1389". Nordisk familjebok. Retrieved August 1, 2020.
- "Birgitta Birgersdotter (Heliga Birgitta)". Svenskt kvinnobiografiskt lexikon. Retrieved August 1, 2020.
- "Botvid". heiligenlexikon. Retrieved August 1, 2020.
- Birger Gregersson Nordisk familjebok
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