| Flag | Sovereign | Birthdate | Reign (TX) | Deathdate | |
| Began | Ended | (if different) | |||
![]() | Louis XIV | 1638 | 1685 | 1690 | 1715 |
![]() | Carlos II | 1661 | 1690 | 1700 | |
| Felipe V | 1683 | 1700 1724 | 1724 1746 | ||
| Luís I | 1707 | 1724 | 1724 | ||
| Fernando VI | 1713 | 1746 | 1759 | ||
| Carlos III | 1716 | 1759 | 1788 | ||
![]() | Carlos IV | 1747 | 1788 | 1808 | 1819 |
| José I | 1768 | 1808 | 1813 | 1844 | |
| Fernando VII | 1784 | 1808 1813 | 1808 1821 | 1833 | |

Coat of Arms of King Fernando VI, Spanish Governor's Palace, San Antonio

Prince Carl of Solms-Braunfels (1812-1875), founder of New Braunfels

German-Texan postcard (1916) expressing solidarity with Kaiser Wilhelm II of Germany and Kaiser Franz Joseph I of Austria-Hungary...and The Alamo

Shrine to the Blessed Emperor Karl (1887-1922), with card commemorating the then-recent death of his son Archduke Otto (1912-2011), at St Mary the Virgin Catholic Church, Arlington, Texas; July 16, 2011
Monarchist Blogs in Texas
The Mad Monarchist (Laredo)
Modern Medievalism (San Antonio)
Royal World (My own, Dallas)