Comments
For the Grand Dukes of Luxembourg between 1815 and 1890, please see my page on the Netherlands.

1815-1840 Guillaume I
1840-1849 Guillaume II
1849-1890 Guillaume III
1890-1905 Adolphe
1905-1912 Guillaume IV
1912-1919 Marie-Adélaïde
1919-1964 Charlotte
1964-2000 Jean
2000- Henri

ADOLPHE

23 Nov 1890-17 Sep 1905

01. HRH Guillaume Hereditary Grand Duke of Luxembourg
02. HH Nicolas Prince of Nassau

17 Sep 1905-17 Nov 1905

01. HRH Guillaume Hereditary Grand Duke of Luxembourg

GUILLAUME IV

17 Nov 1905-25 Feb 1912

01. HGDH Marie Adélaïde Princess of Luxembourg (created Hereditary Grand Duchess of Luxembourg 25 Feb 1908)

MARIE ADELAIDE

25 Feb 1912-10 Jan 1919

01. HGDH Charlotte Princess of Luxembourg

CHARLOTTE

10 Jan 1919-5 Jan 1921

01. HGDH Hilda Princess of Luxembourg

5 Jan 1921-7 Aug 1927

01. HRH Jean Hereditary Prince of Luxembourg

7 Aug 1927-16 Apr 1955

01. HRH Jean Hereditary Prince of Luxembourg (created Hereditary Grand Duke of Luxembourg 5 Jan 1939)
02. HRH Charles Prince of Luxembourg

16 Apr 1955-15 May 1957

01. HRH Jean Hereditary Grand Duke of Luxembourg
02. HRH Henri Prince of Luxembourg
03. HRH Charles Prince of Luxembourg

15 May 1957-1 May 1963

01. HRH Jean Hereditary Grand Duke of Luxembourg
02. HRH Henri Prince of Luxembourg
03. HRH Jean Prince of Luxembourg
04. HRH Charles Prince of Luxembourg

1 May 1963-12 Nov 1964

01. HRH Jean Hereditary Grand Duke of Luxembourg
02. HRH Henri Prince of Luxembourg
03. HRH Jean Prince of Luxembourg
04. HRH Guillaume Prince of Luxembourg
05. HRH Charles Prince of Luxembourg

JEAN

12 Nov 1964-14 Aug 1968

01. HRH Henri Hereditary Prince of Luxembourg
02. HRH Jean Prince of Luxembourg
03. HRH Guillaume Prince of Luxembourg
04. HRH Charles Prince of Luxembourg

14 Aug 1968-26 Jul 1977

01. HRH Henri Hereditary Prince of Luxembourg (created Hereditary Grand Duke of Luxembourg 16 Apr 1973)
02. HRH Jean Prince of Luxembourg
03. HRH Guillaume Prince of Luxembourg
04. HRH Charles Prince of Luxembourg
05. HRH Robert Prince of Luxembourg

26 Jul 1977-11 Nov 1981

01. HRH Henri Hereditary Grand Duke of Luxembourg
02. HRH Jean Prince of Luxembourg
03. HRH Guillaume Prince of Luxembourg
04. HRH Robert Prince of Luxembourg

11 Nov 1981-3 Jun 1984

01. HRH Henri Hereditary Grand Duke of Luxembourg
02. HRH Guillaume Prince of Luxembourg
03. HRH Jean Prince of Luxembourg
04. HRH Guillaume Prince of Luxembourg
05. HRH Robert Prince of Luxembourg

3 Jun 1984-3 Aug 1986

01. HRH Henri Hereditary Grand Duke of Luxembourg
02. HRH Guillaume Prince of Luxembourg
03. HRH Felix Prince of Luxembourg
04. HRH Jean Prince of Luxembourg
05. HRH Guillaume Prince of Luxembourg
06. HRH Robert Prince of Luxembourg

3 Aug 1986-26 Sep 1986

01. HRH Henri Hereditary Grand Duke of Luxembourg
02. HRH Guillaume Prince of Luxembourg
03. HRH Felix Prince of Luxembourg
04. HRH Louis Prince of Luxembourg
05. HRH Jean Prince of Luxembourg
06. HRH Guillaume Prince of Luxembourg
07. HRH Robert Prince of Luxembourg

26 Sep 1986-16 Apr 1992

16 Apr 1992-29 Jan 1994

01. HRH Henri Hereditary Grand Duke of Luxembourg
02. HRH Guillaume Prince of Luxembourg
03. HRH Felix Prince of Luxembourg
04. HRH Louis Prince of Luxembourg
05. HRH Sébastien Prince of Luxembourg
06. HRH Guillaume Prince of Luxembourg
07. HRH Robert Prince of Luxembourg

29 Jan 1994-4 Mar 1998

4 Mar 1998-2 May 2000

2 May 2000-7 Oct 2000

HENRI

7 Oct 2000-13 Jul 2004

01. HRH Guillaume Hereditary Prince of Luxembourg (created Hereditary Grand Duke of Luxembourg 18 Dec 2000)
02. HRH Felix Prince of Luxembourg
03. HRH Louis Prince of Luxembourg
04. HRH Sébastien Prince of Luxembourg
05. HRH Guillaume Prince of Luxembourg
06. HRH Paul-Louis Prince of Luxembourg
07. HRH Léopold Prince of Luxembourg

since 13 Jul 2004-

01. HRH Guillaume Hereditary Grand Duke of Luxembourg
02. HRH Felix Prince of Luxembourg
03. HRH Louis Prince of Luxembourg
04. HRH Sébastien Prince of Luxembourg
05. HRH Guillaume Prince of Luxembourg
06. HRH Paul-Louis Prince of Luxembourg
07. HRH Léopold Prince of Luxembourg
08. HRH Jean Prince of Luxembourg