Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Name | Birth | Marriage | Became Consort | Ceased to be Consort | Spouse |
| --- | --- | --- | --- | --- | --- |
| Louise of Hesse-Kassel | 7 September 1817 | 26 May 1842 | 15 November 1863 husband's ascession | 29 September 1898 | Christian IX |
| Louise of Sweden | 31 October 1851 | 28 July 1869 | 29 January 1906 husband's ascession | 14 May 1912 husband's death | Frederick VIII |
| Alexandrine of Mecklenburg-Schwerin | 24 December 1879 | 26 April 1898 | 14 May 1912 husband's ascession | 20 April 1947 husband's death | Christian X |
| Ingrid of Sweden | 28 March 1910 | 24 May 1935 | 20 April 1947 husband's ascession | 14 January 1972 husband's death | Frederick IX |
| Henri de Laborde de Monpezat | 11 June 1934 | 10 June 1967 | 14 January 1972 | Incumbent | Margrethe II |
Question:
Tell me the name of the person married to frederick ix
Answer:
Ingrid of Sweden