Crown Prince of Greece

In the end, the creation was ultimately ratified by the Greek parliament, while the title's use within Greece continued to be highly restricted.

[5] The London Conference of 1832, established a semi-salic line of succession which would pass the crown to Otto I's descendants, or his younger brothers, should he have no issue.

The staunch Catholicism of the Wittelsbachs complicated matters, as Luitpold refused to convert and Adalbert married Infanta Amalia of Spain.

The sons of Adalbert, and especially the eldest, Ludwig Ferdinand, were now considered the most likely candidates, but due to the issue of religion, no definite arrangements were ever made prior to Otto's deposition in 1862.

When Constantine II succeeded Paul I in 1964, his sister became heir presumptive according to the 1952 Constitution but that caused a constitutional crisis because his father's cousin Prince Peter who declared himself heir to the throne on the pretext that female dynasts had been unlawfully granted succession rights, but Prince Peter lost his succession rights by marrying Irina Ovtchinnikova in 1939.