| 401 | Countess | Angelique de Limburg StirumCountess | Limburg-Stirum (House of) | — | | Thierry de Limburg Stirum | 0 ch. | 31 |
| 402 | Count | Gaspard de Limburg StirumCount | Limburg-Stirum (House of) | — | | Bruno de Limburg Stirum | 0 ch. | 29 |
| 403 | Count | Félix de Limburg StirumCount | Limburg-Stirum (House of) | — | | Bruno de Limburg Stirum | 0 ch. | 28 |
| 404 | Count | Jean de Limburg StirumCount | Limburg-Stirum (House of) | — | | Louis de Limburg Stirum | 0 ch. | 27 |
| 405 | Countess | Inès de Limburg StirumCountess | Limburg-Stirum (House of) | — | | Louis de Limburg Stirum | 0 ch. | 26 |
| 406 | Count | Achille de Limburg StirumCount | Limburg-Stirum (House of) | — | | Bruno de Limburg Stirum | 0 ch. | 25 |
| 407 | Countess | Rose de Limburg StirumCountess | Limburg-Stirum (House of) | — | | Bruno de Limburg Stirum | 0 ch. | 23 |
| 408 | Count | Leopold de Limburg StirumCount | Limburg-Stirum (House of) | — | | Rodolphe de Limburg Stirum | 0 ch. | 15 |
| 409 | Count | Constantin de Limburg StirumCount | Limburg-Stirum (House of) | — | | Rodolphe de Limburg Stirum | 0 ch. | 13 |
| 410 | Prince of Liechtenstein | Prince Wolfgang of LiechtensteinPrince of Liechtenstein | Liechtenstein (House of) | 🇱🇮LI | | Prince Karl Aloys of Liechtenstein | 2 ch.Children (no sourced line of succession) | 91 |
| 411 | Princess of Serbia | Princess Barbara, Princess Alexander of SerbiaPrincess of Serbia | Liechtenstein (House of) | 🇩🇪DE | | Johannes Prinz von und zu Liechtenstein | 1 ch.Children (no sourced line of succession) | 84 |
| 412 | Prince of Liechtenstein | Prince Philipp of LiechtensteinPrince of Liechtenstein | Liechtenstein (House of) | — | | Franz Joseph II of Liechtenstein | 3 ch.Children (no sourced line of succession) | 80 |
| 413 | Prince of Liechtenstein | Prince Michael of LiechtensteinPrince of Liechtenstein | Liechtenstein (House of) | — | | unknown | 2 ch.Children (no sourced line of succession) | 75 |
| 414 | Prince of Liechtenstein | Prince Christof of LiechtensteinPrince of Liechtenstein | Liechtenstein (House of) | — | | unknown | 0 ch. | 70 |
| 415 | Prince of Liechtenstein | Prince Stefan of LiechtensteinPrince of Liechtenstein | Liechtenstein (House of) | 🇱🇮LI | | unknown | 3 ch.Children (no sourced line of succession) | 64 |
| 416 | unknown | Princess Marilène of Orange-Nassau, van Vollenhoven | Orange-Nassau (House of) | 🇳🇱NL | | unknown | 3 ch.Children (no sourced line of succession) | 56 |
| 417 | Prince of Liechtenstein | Prince Wenzeslaus of LiechtensteinPrince of Liechtenstein | Liechtenstein (House of) | 🇧🇪BE | | Prince Philipp of Liechtenstein | 0 ch. | 52 |
| 418 | unknown | Björn Bernadotte | Bernadotte (House of) | 🇸🇪SE | | Lennart Bernadotte | 0 ch. | 51 |
| 419 | unknown | Condessa Marie de Köröspatak | Liechtenstein (House of) | — | | unknown | 0 ch. | 51 |
| 420 | unknown | Tatiana Santo Domingo | Grimaldi (House of) | 🇨🇭CH | | unknown | 3 ch.Children (no sourced line of succession) | 42 |
| 421 | Princess of Hanover | Andrea CasiraghiPrincess of Hanover | Grimaldi (House of) | 🇲🇨MC | | Princess Caroline of Monaco | 3 ch.Children (no sourced line of succession) | 42 |
| 422 | unknown | Charlotte Casiraghi | Grimaldi (House of) | 🇲🇨MC | | Princess Caroline of Monaco | 2 ch.Children (no sourced line of succession) | 40 |
| 423 | Princess of Hanover | Pierre CasiraghiPrincess of Hanover | Grimaldi (House of) | 🇲🇨MC | | Princess Caroline of Monaco | 2 ch.Children (no sourced line of succession) | 39 |
| 424 | unknown | Marie Immaculee Prinzessin von und zu Liechtenstein | Liechtenstein (House of) | — | | unknown | 0 ch. | 34 |
| 425 | unknown | Jazmin Grace Grimaldi | Grimaldi (House of) | 🇺🇸US | | Albert II of Monaco | 0 ch. | 34 |
| 426 | unknown | Louis Ducruet | Grimaldi (House of) | 🇲🇨MC+1 | | Princess Stéphanie of Monaco | 1 ch.Children (no sourced line of succession) | 33 |
| 427 | Prince of Liechtenstein | Prince Johann Wenzel of LiechtensteinPrince of Liechtenstein | Liechtenstein (House of) | — | | unknown | 0 ch. | 33 |
| 428 | unknown | Pauline Ducruet | Grimaldi (House of) | 🇲🇨MC+1 | | Princess Stéphanie of Monaco | 0 ch. | 32 |
| 429 | Princess of Nassau | Princess Charlotte of NassauPrincess of Nassau | Nassau-Weilburg (House of) | — | | Prince Robert of Luxembourg | 0 ch. | 31 |
| 430 | Prince of Nassau | Prince Alexander of NassauPrince of Nassau | Nassau-Weilburg (House of) | — | | Prince Robert of Luxembourg | 0 ch. | 29 |
| 431 | Prince of Nassau | Prince Paul-Louis of NassauPrince of Nassau | Nassau-Weilburg (House of) | 🇱🇺LU | | unknown | 0 ch. | 28 |
| 432 | unknown | Noé de Nassau | Nassau-Weilburg (House of) | — | | unknown | 0 ch. | 19 |
| 433 | unknown | Leopold of Liechtenstein | Liechtenstein (House of) | 🇱🇮LI | | unknown | 0 ch. | 12 |
| 434 | unknown | Andrew Mountbatten-Windsor | Windsor (House of) | 🇬🇧GB | | Elizabeth II | 2 ch.Children (no sourced line of succession) | 66 |
| 435 | unknown | Peter Phillips | Windsor (House of) | 🇬🇧GB | | Anne, Princess Royal | 2 ch.Children (no sourced line of succession) | 48 |
| 436 | unknown | Savannah Phillips | Windsor (House of) | 🇬🇧GB+1 | | Peter Phillips | 0 ch. | 15 |
| 437 | unknown | Zara Tindall | Windsor (House of) | 🇬🇧GB | | Anne, Princess Royal | 3 ch.Children (no sourced line of succession) | 45 |
| 438 | unknown | Timothy Laurence | Windsor (House of) | 🇬🇧GB | | unknown | 0 ch. | 76 |
| 439 | unknown | Sarah Ferguson | Windsor (House of) | 🇬🇧GB | | unknown | 2 ch.Children (no sourced line of succession) | 67 |
| 440 | Duchess of Aquitaine | Emmanuelle de BourbonDuchess of Aquitaine | Spanish House of Bourbon | 🇫🇷FR | | unknown | 0 ch. | 66 |
| 441 | Earl of Snowdon | David Armstrong-Jones, 2nd Earl of SnowdonEarl of Snowdon | Windsor (House of) | 🇬🇧GB | | Princess Margaret, Countess of Snowdon | 2 ch.Children (no sourced line of succession) | 65 |
| 442 | unknown | James Ogilvy | Windsor (House of) | 🇬🇧GB | | Princess Alexandra of Kent | 2 ch.Children (no sourced line of succession) | 62 |
| 443 | Legitimist pretender to the French throne | Louis Alphonse de BourbonLegitimist pretender to the French throne | Spanish House of Bourbon | 🇫🇷FR+1 | | Alfonso, Duke of Anjou and Cádiz | 4 ch.Children (no sourced line of succession) | 51 |
| 444 | unknown | Francisco de Borbón von Hardenberg | Spanish House of Bourbon | 🇪🇸ES | | Francisco de Borbón y Escasany, 5th Duke of Seville | 0 ch. | 47 |
| 445 | Duchess of Lugo | Felipe de Marichalar y BorbónDuchess of Lugo | Spanish House of Bourbon | 🇪🇸ES | | Infanta Elena, Duchess of Lugo | 0 ch. | 28 |
| 446 | Doña | Victoria de Marichalar y BorbónDoña | Spanish House of Bourbon | 🇪🇸ES | | Infanta Elena, Duchess of Lugo | 0 ch. | 26 |
| 447 | Duchess of Württembergc | Duchess Maria Christina of WürttembergDuchess of Württemberg (c) | Württemberg (House of) | 🇩🇪DE | | Philipp Albrecht, Duke of Württemberg | 7 ch.Children (no sourced line of succession) | 102 |
| 448 | unknown | Princess Marie Françoise of Bourbon-Parma | Bourbon-Parma (House of) | 🇫🇷FR | | Prince Xavier of Bourbon-Parma | 4 ch.Children (no sourced line of succession) | 98 |
| 449 | Duke of Bavariac | Franz von BayernDuke of Bavaria (c) | Wittelsbach (House of) | 🇩🇪DE | | Albrecht, Duke of Bavaria | 0 ch. | 93 |
| 450 | Landgrave of Hesse-Philippsthal-Barchfeldc | Wilhelm, Landgrave of Hesse-Philippsthal-BarchfeldLandgrave of Hesse-Philippsthal-Barchfeld (c) | Hesse (House of) | 🇧🇪BE | | Prince Wilhelm of Hesse-Philippsthal-Barchfeld | 2 ch.Children (no sourced line of succession) | 93 |