| House | Dates of reign | Answer | Nickname | Other Kingdoms Ruled | % Correct |
|---|---|---|---|---|---|
| House of Gorm | 970-995 | Harold | Bluetooth | Denmark | 96%
|
| 1093-1094 | Haakon (II) | Toresfostre | 68%
| ||
| 1991- | Harald V | 64%
| |||
| Fairhair Dynasty | 872-932 | Harald I | Fairhair | 63%
| |
| 961-970 | Harald II | Greycloak | 61%
| ||
| Hardrada Dynasty | 1047-1066 | Harald III | Hardrada | 61%
| |
| Gille Dynasty | 1130--1136 | Harald IV | Gille | 61%
| |
| 934-960 | Haakon I | the Good | 55%
| ||
| 1299-1319 | Haakon V | 55%
| |||
| 1157-1162 | Haakon II | 54%
| |||
| 1343-1380 | Haakon VI | Sweden | 54%
| ||
| Sverre Dynasty | 1217-1263 | Haakon IV | the Old | 53%
| |
| House of Schleswig-Holstein-Sonderburg-Glücksburg | 1905-1957 | Haakon VII | 53%
| ||
| Tryggvason | 995-1000 | Olaf I | 52%
| ||
| 1957-1991 | Olaf V | 52%
| |||
| 1202-1204 | Haakon III | 51%
| |||
| St. Olaf Dynasty | 1015-1028 | Olaf II | 51%
| ||
| 1069-1093 | Olaf III | Kyrre | 51%
| ||
| 1380-1387 | Olaf IV | Denmark | 51%
| ||
| House of Oldenburg | 1450-1481 | Christian I | Denmark, Sweden | 46%
| |
| 1513-1523 | Christian II | Denmark, Sweden | 46%
| ||
| 1537-1559 | Christian III | Denmark | 45%
| ||
| 1588-1648 | Christian IV | Denmark | 45%
| ||
| 1670-1699 | Christian V | Denmark | 45%
| ||
| 1730-1746 | Christian VI | Denmark | 45%
| ||
| 1766-1808 | Christian VII | Denmark | 44%
| ||
| House of Gorm | 1000-1015 | Sweyn | Forkbeard | Denmark, England | 44%
|
| 929-934 | Eric I | Bloodaxe | 40%
| ||
| 1280-1299 | Eric II | 38%
| |||
| House of Pomerania | 1389-1442 | Eric III | Denmark, Sweden | 38%
| |
| 1523-1533 | Frederick I | Denmark | 37%
| ||
| House of Gorm | 1028-1035 | Canute | the Great | Denmark, England | 36%
|
| 1559-1588 | Frederick II | Denmark | 36%
| ||
| 1648-1670 | Frederick III | Denmark | 36%
| ||
| 1699-1730 | Frederick IV | Denmark | 36%
| ||
| 1746-1766 | Frederick V | Denmark | 36%
| ||
| St. Olaf Dynasty | 1035-1047 | Magnus I | the Good | Denmark | 36%
|
| 1066-1069 | Magnus II | 36%
| |||
| 1094-1103 | Magnus III | Barefoot | 36%
| ||
| 1103-1135 | Magnus IV | the Blind | 36%
| ||
| House of Bonde | 1448-1450 | Charles I | Sweden | 35%
| |
| House of Holstein-Gottorp | 1814-1818 | Charles II | Sweden | 35%
| |
| 1808-1814 | Frederick VI | Denmark | 35%
| ||
| Hardrada Dynasty | 1161-1184 | Magnus V | 35%
| ||
| 1263-1280 | Magnus VI | the Lawmender | 35%
| ||
| House of Bjelbo | 1319-1343 | Magnus VII | Sweden | 35%
| |
| House of Bernadotte | 1818-1844 | Charles III John | Sweden | 33%
| |
| 1859-1872 | Charles IV | Sweden | 32%
| ||
| 1844-1859 | Oscar I | Sweden | 30%
| ||
| 1872-1905 | Oscar II | Sweden | 30%
| ||
| 1483-1513 | John | Denmark, Sweden | 29%
| ||
| Sverre Dynasty | 1184-1202 | Sverre | 28%
| ||
| 1123-1130 | Sigurd I | the Crusader | 22%
| ||
| 1136-1155 | Sigurd II | Munn | 22%
| ||
| House of Palatinate-Neumarkt | 1442-1448 | Christopher | Denmark, Sweden | 13%
| |
| 1136-1161 | Inge I | the Hunchback | 11%
| ||
| Gille Dynasty | 1204-1218 | Inge II | 10%
| ||
| 1814 | Christian Frederick | 9%
| |||
| 1115-1123 | Eystein I | 7%
| |||
| 1142-1157 | Eystein II | 7%
| |||
| Siggurdsson Dynasty | 1204 | Guttorm | 5%
|