| 1 | A | B | C | D | E |
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| 2 | List of Swedish monarchs - House of Palatinate-Zweibrücken, a branch of the House of Wittelsbach |  |  |  |  |
| 3 | Name | Portrait | Birth | Marriages | Death |
| 4 | Charles X Gustav (Karl X Gustav) 6 June 1654 – 13 February 1660 | - | Nyköping Castle, 8 November 1622, son of John Casimir, Count Palatine of Zweibrücken-Kleeburg and Catharina of Sweden (daughter of Charles IX) | Hedwig Eleonora of Holstein-Gottorp | Gothenburg, 13 February 1660, aged 37, buried in Riddarholmen Church |
| 5 | Charles XI (Karl XI) 13 February 1660 – 5 April 1697 | - | Tre Kronor (castle), 24 November 1655 son of Charles X and Hedwig Eleonora of Holstein-Gottorp | Ulrika Eleonora of Denmark | Tre Kronor (castle), 5 April 1697, aged 41, buried in Riddarholmen Church |
| 6 | Charles XII (Karl XII) 5 April 1697 – 30 November 1718 | - | Tre Kronor (castle), 17 June 1682 son of Charles XI and Ulrika Eleonora of Denmark | None | Fredrikshald, Norway, 30 November 1718, aged 36, buried in Riddarholmen Church |
| 7 | Ulrica Eleanor (Ulrika Eleonora) 5 December 1718 – 29 February 1720 | - | Tre Kronor (castle), 23 January 1688 daughter of Charles XI and Ulrika Eleonora of Denmark | Landgrave Frederick V House of Hesse (see below) | Stockholm, 24 November 1741, aged 53, buried in Riddarholmen Church |

Question: Who is Hedwig Eleonora of Holstein-Gottorp?
Answer: Hedwig Eleonora of Holstein-Gottorp was the Queen of Sweden from 1654 until 1660 by marriage to Charles X Gustav of Sweden and the mother of Charles XI.