Picture | Name | Father | Birth | Marriage | Became Consort | Ceased to be Consort | Death | Spouse | | Lucchina Spinola | Girardo Spinola, Lord of Dertonne (Spinola) | - | - | 12 September 1331 husband's accession | 15 August 1357 husband's death | - | Charles I |
| Maria del Carretto | Giorgio del Carretto, Margrave of Finale (Del Carretto) | - | - | 29 June 1352 husband's accession | 15 August 1357 husband's desposition | 1368 | Rainier II |
| Isabella Asinari in exile | - | - | after 1368 | 1407 husband's death | 1417 |
| A Dame Orsini | - | - | - | 29 June 1352 husband's accession | 15 August 1357 husband's desposition | - | Gabriel |
| Antonia Spinola/Spinetti | - | - | - | 29 June 1352 husband's accession | 15 August 1357 husband's desposition | - | Antonio |
? | Louis |
| Bianca N | - | - | - | 5 June 1419 husband's accession | 1427 husband's abdication | - | Antonie |
| Pomellina Fregoso | Pietro Fregoso, Doge of Genoa (Fregoso) | 1387/1388 | 1427 | 8 May 1454 husband's death | 1462 | Jean I |
| Bianca del Carretto | Galeotto I del Carretto, Margrave of Finale (Del Carretto) | 1432 | - | 8 May 1454 husband's accession | July 1457 husband's death | 1458 | Catalan |
| Claudine Grimaldi, Lady of Monaco | Catalan, Lord of Monaco (Grimaldi) | 1451 | 1465 | March 1494 husband's death | after 19 November 1515 | Lambert |
| Antonia of Savoy | Philip II, Duke of Savoy (Savoy) | - | 1486 | March 1494 husband's accession | 1500 | Jean II |
| Jeanne de Pontevès-Cabanes | Tanneguy de Pontèves, Lord of Cabanes (Pontèves) | - | 25 September 1514 | 22 August 1523 husband's death | after 25 May 1555 | Lucien |
| Isabella Grimaldi | Giovanni Battista Grimaldi, Lord of Montaudion (Grimaldi) | - | 8 June 1545 | 7 October 1581 husband's death | 27 February 1583 | Honoré I |
| Maria Landi | Claudio Landi, 3rd Prince of Val di Taro (Landi) | - | 15 December 1595 | 29 November 1604 husband's death | 19 January 1599 | Hercule |
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Picture | Name | Father | Birth | Marriage | Became Consort | Ceased to be Consort | Death | Spouse | | Ippolita Trivulzio | Carlo Emanuele Teodoro Trivulzio, Count of Melzo (Trivulzio) | 1600 | 13 February 1616 | 1638 | Honoré II |
| Catherine Charlotte de Gramont | Antoine III de Gramont, Duke of Gramont (Gramont) | 1639 | 30 March 1660 | 10 January 1662 husband's accession | 4 June 1678 | Louis I |
| Marie of Lorraine | Louis of Lorraine, Count of Armagnac (Lorraine) | 12 August 1674 | 13 June 1688 | 2 January 1701 husband's accession | 30 October 1724 | Antonio I |
| Jacques François Goyon de Matignon | Jacques III Goyon de Matignon (Goyon, Counts of Matignon) | 21 November 1689 | 20 October 1715 | 26 February 1731 wife's accession | 29 December 1731 wife's death | 23 April 1751 | Louise-Hippolyte |
| Maria Caterina Brignole | Giuseppe Maria Brignole Sale, 7th Marquis of Groppoli (Brignole) | 7 October 1737 | 5 June 1757 | 1770 divorce | 18 March 1813 | Honoré III |
| Maria Caroline Gibert de Lametz | Charles-Thomas Gibert de Lametz (Gibert de Lametz) | 18 July 1793 | 27 November 1816 | 2 October 1841 husband's accession | 20 June 1856 husband's death | 25 November 1879 | Florestan I |
| Antoinette de Mérode | Count Werner de Mérode (Mérode) | 28 September 1828 | 28 September 1846 | 20 June 1856 husband's accession | 10 February 1864 | Charles III |
| Alice Heine | Michel Heine | 10 February 1858 | 30 October 1889 | 26 June 1922 husband's death | 22 December 1925 | Albert I |
| Ghislaine Dommanget | Colonel Robert Joseph Dommanget | 13 October 1900 | 24 July 1946 | 9 May 1949 husband's death | 30 April 1991 | Louis II |
| Grace Kelly | John B. Kelly Sr. | 12 November 1929 | 18 April 1956 | 14 September 1982 | Rainier III |
| Charlene Wittstock | Michael Kenneth Wittstock | 25 January 1978 | 1 July 2011 | Incumbent | — | Albert II |
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