Editing Grand Duke Nikolaus of Oldenburg

{| class="wikitable" style="float:right"
|+
! colspan="2" |HRH The Grand Duke of Oldenburg
|-
| colspan="2" |[[File:Oldenburg_Nikolaus_1897.png|center|frameless]]
|-
|'''Titles'''
|Grand Duke of [[Oldenburg]]
|-
|'''Reign'''
|24 February 1931 - 3 April 1970
|-
|'''Coronation'''
|16 August 1931
|-
|'''Predecessor'''
|[[Grand Duke Frederick Augustus II of Oldenburg|Frederick Augustus II]]
|-
|'''Successor'''
|[[Grand Duke Anton Gunther of Oldenburg|Anton Gunther]]
|-
! colspan="2" |Biographical Information
|-
|'''Born'''
|10 August 1897

Oldenburg, Oldenburg, Germany
|-
|'''Died'''
|3 April 1970 (aged 72)

Oldenburg, Oldenburg, Germany
|-
|'''Spouse'''
|[[Princess Helena of Waldeck and Pyrmont]]
(m. 1921; w. 1948)<br>
[[Anne Marie von Schutzbar]]<br>
(m. 1950; d. 1970)
|-
|'''Issue'''
|[[Grand Duke Anton Gunther of Oldenburg|Anton Gunther]]
[[Princess Rixa of Oldenburg|Princess Rixa]]<br>
[[Prince Peter of Oldenburg|Prince Peter]]<br>
[[Princess Eilika of Oldenburg|Princess Eilika]]<br>
[[Prince Egilmar of Oldenburg|Prince Egilmar]]<br>
[[Prince Friedrich August of Oldenburg|Prince Friedrich August]]<br>
[[Princess Altburg of Oldenburg|Altburg von Erffa]]<br>
[[Prince Huno Friedrich of Oldenburg|Prince Huno Friedrich]]<br>
[[Prince Johann Friedrich of Oldenburg|Prince Johann Friedrich]]
|-
|'''Name'''
|Nikolaus Friedrich Wilhelm
|-
|'''House'''
|Oldenburg
|-
|'''Father'''
|[[Grand Duke Frederick Augustus II of Oldenburg]]
|-
|'''Mother'''
|[[Princess Elisabeth Alexandrine of Mecklenburg-Schwerin]]
|-
|'''Religion'''
|Lutheran
|}
'''General'''

==Life==
TBA

==Marriage and Issue==
TBA

{| class="wikitable"
|+
!Photo
!Name
!Birth
!Death
!Marriage
|-
|[[File:Oldenburg_Anton_Gunther.jpg|frameless|150x150px]]
|[[Grand Duke Anton Gunther of Oldenburg|Anton Gunther]]
|16 January 1923
|20 September 2014 (aged 91)
|[[Princess Amelie of Lowenstein-Wertheim-Freudenberg]] (m. 1951); had issue
|-
|[[File:House_Oldenburg.png|frameless|117x117px]]
|[[Princess Rixa of Oldenburg|Princess Rixa]]
|28 March 1924
|1 April 1939 (aged 15)
|Died in adolescence
|-
|[[File:Oldenburg Peter 1926.png|frameless|150x150px]]
|[[Prince Peter of Oldenburg|Prince Peter]]
|7 August 1926
|18 November 2016 (aged 90)
|[[Princess Gertrud of Lowenstein-Wertheim-Freudenberg]] (m. 1951); had issue
|-
|[[File:Oldenburg Eilika 1928.png|frameless|150x150px]]
|[[Princess Eilika of Oldenburg|Princess Eilika]]
|2 February 1928
|26 January 2016 (aged 87)
|[[Emich Kyrill, Prince of Leiningen]] (m. 1950); had issue
|-
|[[File:Oldenburg Egilmar.png|frameless|150x150px]]
|[[Prince Egilmar of Oldenburg|Prince Egilmar]]
|14 October 1934
|10 May 2013 (aged 78)
|Died unmarried and without issue
|-
|[[File:Oldenburg Friedrich August.png|frameless|150x150px]]
|[[Prince Friedrich August of Oldenburg|Prince Friedrich August]]
|11 January 1936
|9 July 2017 (aged 81)
|[[Princess Marie Cecile of Prussia]] (m. 1965); had issue
|-
|[[File:Oldenburg Altburg.png|frameless|150x150px]]
|[[Princess Altburg of Oldenburg|Altburg von Erffa]]
|14 October 1938
|
|[[Rudiger von Erffa]] (m. 1967); has issue
|-
|[[File:Oldenburg Johann Friedrich.png|frameless|150x150px]]
|[[Prince Huno Friedrich of Oldenburg|Prince Huno Friedrich]]
|3 January 1940
|
|[[Countess Felicitas Anita of Krosigk]] (m. 1970); has issue
|-
|[[File:Oldenburg Huno Friedrich.png|frameless|150x150px]]
|[[Prince Johann Friedrich of Oldenburg|Prince Johann Friedrich]]
|3 January 1940
|13 April 2025 (aged 85)
|[[Countess Ilka of Ortenburg]] (m. 1971); had issue
|}

==Titles and Honours==

* '''1897-1900'''   Prince Nikolaus of Oldenburg
* '''1900-1931'''   Nikolaus, Hereditary Grand Duke of Oldenburg
* '''1931-1970'''   Nikolaus, Grand Duke of Oldenburg

==Ancestry==
{| class="wikitable"
|+
!Parents
!Grandparents
!Great-Grandparents
!Great-Great-Grandparents
|-
|[[Grand Duke Frederick Augustus II of Oldenburg]]
|[[Grand Duke Peter II of Oldenburg]]
[[Princess Elisabeth of Saxe-Altenburg]]
|[[Grand Duke Augustus of Oldenburg]]
[[Princess Ida of Anhalt-Bernburg-Schaumburg-Hoym]]

[[Duke Joseph of Saxe-Altenburg]]

[[Princess Amelia of Wurttemberg]]
|[[Grand Duke Peter I of Oldenburg]]
[[Princess Frederica of Wurttemberg]]

[[Victor II, Prince of Anhalt-Bernburg-Schaumburg-Hoym]]

[[Princess Amelia of Nassau-Weilburg]]

[[Duke Frederick of Saxe-Altenburg]]

[[Princess Charlotte Georgine of Mecklenburg-Strelitz]]

[[Prince Louis of Wurttemberg]]

[[Princess Henriette of Nassau-Weilburg]]
|-
|[[Princess Elisabeth Alexandrine of Mecklenburg-Schwerin]]
|[[Grand Duke Frederick Francis II of Mecklenburg-Schwerin]]
[[Princess Marie of Schwarzburg-Rudolstadt]]
|[[Grand Duke Paul Frederick of Mecklenburg-Schwerin]]
[[Princess Alexandrine of Prussia]]

[[Prince Adolph of Schwarzburg-Rudolstadt]]

[[Princess Mathilde of Schonburg-Waldenburg]]
|[[Hereditary Grand Duke Frederick Louis of Mecklenburg-Schwerin]]
[[Grand Duchess Elena Pavlovna of Russia]]

[[King Frederick William III of Prussia]]

[[Princess Louise of Mecklenburg-Strelitz]]

[[Prince Charles Gunther of Schwarzburg-Rudolstadt]]

[[Princess Louise Ulrike of Hesse-Homburg]]

[[Otto Victor, Prince of Schonburg-Waldenburg]]

[[Princess Thekla of Schwarzburg-Rudolstadt]]
|}
[[Category:Oldenburg]]
[[Category:House Oldenburg]]
[[Category:Monarchs of Oldenburg]]