The sources on nobility in 13th century Scandinavia are, at least in the English language, few and far between when compared to other regions but there is still enough to get a good idea of the general composition.
[1] This is probably partially due to the large nature of the countries which gave ample land for semi-independent farmers.
For some of the bishoprics, some bishops who had terms under 4 years may not be listed to avoid clutter.
(before 1200–1204) Ditlev Reventlow (~1210~1260) (Bailiff of Ditmarsken) Johann von Haxthausen (~1245–1300) (Borgmester of Paderborn) Stig Anderson (1230–1293) Jens Kalf (~1230–1304) Havtor Jonsson (~1255–1320) Elv Erlingsson (~1240–1290) Tyge Abildgaard (~1200–1260) Laurid's Abildgaard (~1240–1280) Aluericus de Bernekowe (~1190–1240) Detlev Brockdorff (~1200–1250) Sifridus de Bokwolde (~1200–1250) Niels Hak (~1225~1282) Thorsten Hak (~1220~1282) Niels Juul (~1255–1300) Oluf Lunge (~1245–1302) Gerhardus de Oldenburg (~1230~1280) Conradus de Oldenburg (~1230~1280) Theodoricus de Quale (~1200~1250) Johann Ranzow (~1200~1250) Heinrich de Wedele (~1185–1240) Hasso de Wedele (~1185–1240) Reimbem de Wedele (~1185–1240) Adam von Winterfeld (~1250–1300) Heinrich von Bardenflete (~1190–1240) Niels Brock (~1270–1330) Rane Jonsen (1254–1294) Borchadus Dus (~1230–1280) Hartwicus Dus (~1230–1280) Heinrich von Lu (~1200–1260) Niels I Uffesen Neb (~1240–1300) Johann Ranzow (~1200–1250) Wernerus de Sculenburch (~1215–1265) Ago Wind (~1170–1220) Tue the Tall – Late 12th century (Important Knight of Bishop Absalon who fought the wends) Esbern – Late 12th century (From Zealand, Important Knight of Bishop Absalon who fought the wends) Then Niels – Late 12th century (Skilled knight from Zealand) Thorbjorn – Late 12th century (A good knight mentioned in Gesta Danorum volume II) Herbord – Late 12th century Eskil – Late 12th century Peder Thorsentenson – Knight, brother in law to Absalon, possibly still living at the beginning of the 13th century Mogens Trefeld (b.
~1260) - Knight named after coat of arms Josef Magnussen Drefeld (d. 1301) - Knight, son of Mogens Trefeld, man of Eric VI of Denmark, murdered in Lund Jon Smør (~1260–1328) Sigurd Ribbung Martin Konungsfrænd (c. 1180–1245) – Councillor, Liegeman, Royalty Simon Kine (c. 1190–1245) – Liegeman John Steel (Liegeman) (c. 1170–1230) – Liegeman Brynjolf Steel (~1205–1270) – Liegeman, son of John Steel Ivar Nosy (~1190–1250) – Liegeman Andrew Shieldband – Kinsman and Special friend of King Haakon IV of Norway Ogmund Crouchdance Munan Byskopson (~1200–1260) Sigurdr Byskupsson – Brother of Munan Jakob Bille Thorkel Bille Elv Haraldsson Bolt Ivar in Skedjuhov Jon Ivarsson Havtore Jonsson Skules Bardssons men: Alf of Leifa-steads (~1200–1240) Endrid Bookling (~1180–1240) Norwegian Rebels: Bene Skinnkniv (~1170–1222) – Priest who claimed to be the son of Magnus V of Norway and lead a band of rebels called the Slittungene [no] from 1217–1222 Gudolf of Blakkasteads – Guardian of Sigurd Ribbung during his minority and leader of the Ribalds in 1217 Håkan Jonsson Läma (~1270–1318) (Marshal of Sweden: 1310–1318) Tyrgils Knutsson (~1260–1306), (Knight: 1289–1306) (Regent of Sweden: 1290–1298) Knut Matsson (~1250–1289), (Steward, Councillor: 1280–1289) Filip Törnesson (Lawman: 1272–1279) Ulf Karlsson (1247–1276), (Councillor: 1276–1280) Folke Karlsson (1262–1286), (Knight: 1273–1280) Magnus Ragvaldsson (~1250–1288) Karl Gustafsson (marsk) (d. after 1280) Håkan Ingeborgasson (d. after 1320) Magnus Ragvaldsson - drots 1288 Birger Filipsson (Aspenäsätten) - (d. 1280) executed for participating in the Folkunga Uprising Johan Filipsson (Aspenäsätten) - (d. 1280) executed for participating in the Folkunga Uprising Orestes Keldorsson (d. after 1305) - castle bailiff of Stockholm 1289 Werner Brunkow (living 1286-1290) - Mecklenburg immigrant in service of the king of Sweden Henrik Glysing (d. after 1324) - Nobleman from Holstein in the service of the king of Sweden Tomas Jonsson Grip (mentioned 1296-1299) - Ancestor of Bo Jonsson (Grip) Leonard Ödesson (Örnfot) (d. after 1310) Ragvald Puke (Mentioned 1296-1308) Ragne Stallare (Stablemaster in 1274) Nils Sestridasson (mentioned 1287-1301) Hemming Ödgislason (knight in 1303) Birger Likvidsson (bought land in 1303) Abjörn Sixtensson (~1275–1310) Johan Karlsson (~1250–1280) Rorik Algotsson (~1260–1300) Algot Brynolfsson (1228–1299) Magnus Algotssson (~1270–1309) Johan Krummedige Sounds Krummedige Iven Krummedige Nicolaus de Ottenbüttel Krummedige Eler de Ottenbüttel Krummedige Volbrecht de Ottenbüttel Krummedige Nils in Långserum