Prince of Extremadura

Grand Prince of Creeperopolis Գրան Պրինծիպե դե Ծրեեպերոպօլիս Gran Principe de Creeperopólis
Incumbent Alexander III since 6 February 2006
Style	His Imperial Highness
Abbreviation	GPC
Residence	San Salvador Imperial Palace
Appointer	Emperor of Creeperopolis
Formation	15 September 1779

The Grand Prince of Creeperopolis is the main title used by the heir apparent or heir presumptive to the throne of Creeperopolis.

List of Grand Princes

Grand Princes in bold later became Emperors

1. Manuel I (15 September 1779 – 12 November 1783)
2. Manuel II (12 November 1783 – 14 June 1833)
3. Adolfo I (14 June 1833 – 19 March 1855)
4. Gustavo I (19 March 1855 – 19 January 1876)
5. Maximiliano II (19 January 1876 – 1 December 1887)
6. Alexander I (1 December 1887 – 18 October 1898)
7. José I (18 October 1898 – 1 February 1899)
8. Alfonso I (1 February 1899 – 10 March 1910)
9. Gustavo II (10 March 1910 – 6 March 1917)
10. Adolfo II (6 March 1917 – 3 June 1918)
11. Romero I (3 June 1918 – 2 January 1933)
12. Romero II (2 January 1933 – 6 July 1946)
13. José II (6 July 1946 – 9 March 1962)
14. Adolfo III (9 March 1962 – 18 November 1976)
15. Romero III (18 November 1976 – 28 February 1987)
16. Alfonso II (28 February 1987 – 16 October 1999)
17. Alfonso III (16 October 1999 – 29 April 2002)
18. Alexander II (29 April 2002 – 18 June 2003)
19. Salvador I (18 June 2003 – 28 May 2004)
20. José III (28 May 2004 – 6 February 2006)
21. Alexander III (6 February 2006 – present)