title: Members of the Royal Netherlands Academy of Arts and Sciences (U)
text: # Members of the Royal Netherlands Academy of Arts and Sciences (U)
  
  The Royal Netherlands Academy of Arts and Sciences (Dutch: Koninklijke Nederlandse Akademie van Wetenschappen, abbreviated: KNAW) is an organization dedicated to the advancement of science and literature in the Netherlands. The academy is housed in the Trippenhuis in Amsterdam. Founded in 1808, members are appointed for life by co-optation.
  
  ## List of members (U)
  
  | Name | Type | Division | Date of election | Notes |
  | - | - | - | - | - |
  | Eugenius Marius (Bob) Uhlenbeck | Member | Literature | 13 May 1967 | Died 27 May 2003. Specialist in Javanese literature and language studies. |
  | Christianus Cornelis Uhlenbeck | Member | Literature | 30 April 1904 | Died 12 August 1951. Comparative philologist and Sanskrit scholar. |
  | George Eugène Uhlenbeck | Corresponding Member | Physics | 29 May 1951 | Died 31 October 1988. Physicist. |
  | Jacobus Albertus Uilkens | Corresponding Member | — | 19 October 1809 | Became a full Member on 11 May 1819. Died 30 May 1825. Theologian and rural economist. |
  | C. C. Ullmann | Associate | — | 25 April 1844 | Resigned 26 October 1851. Became a Foreign Member in the Literature division on 10 April 1855. Died 12 January 1865. Theologian. |
  | A.J. Ultee | Corresponding Member | Physics | 7 May 1929 | Resigned 30 December 1932. Died 30 December 1964. |
  | Johannes Herman Frederik Umbgrove | Member | Physics | 12 June 1946 | Died 14 June 1954. Geologist. |
  | Willem Cornelis van Unnik | Member | Literature | 18 May 1951 | Died 17 March 1978. Theologian and church historian. |
  | C.J. van Ursel | Member | First Class | 1 May 1818 | Became a Supernumerary Associate on 29 December 1841. Elected a Foreign Member of the Academy in the Physics Division on 26 October 1851. Died 27 September 1860. |
  | Jhr Jacob Mauritz Carel van Utenhove van Heemstede | Corresponding Member | — | 25 March 1809 | Became a full Member on 28 May 1816. Resigned c. 1830. Died 1 September 1839. Astronomer, meteorologist and mathematician. |
  | Pieter Johannes Uylenbroek | Corresponding Member | First Class | 19 December 1829 | Became a full Member on 20 July 1833. Died 11 November 1844. Mathematician, physicist, astronomer and language scholar. |
  