Clasina Mulder was the daughter of Sijmon Mulder and Maria Louisa Koelensmidt.

Clasina was born on Monday 12 July 1813 in Amersfoort, Netherlands.

Clasina married Hubertus van den Boom on Wednesday 7 August 1839 in Amsterdam, Noord-Holland, Netherlands.

She had the following children from her marriage to Hubertus van den Boom:

- Hubertus van den Boom	born on 14 April 1841 at Amsterdam, Noord-Holland, Netherlands.
- Maria Louiza van den Boom	born on 15 July 1842 at Amsterdam, Noord-Holland, Netherlands.
- Leendert Bernadus van den Boom	born on 17 September 1845 at Amsterdam, Noord-Holland, Netherlands.
- Cornelis van den Boom	born on 25 April 1848 at Amsterdam, Noord-Holland, Netherlands.
- Simon van den Boom	born on 12 September 1854 at Amsterdam, Noord-Holland, Netherlands.

Details of Clasina's death are not known.

Notes - Sources of information:

1.	Birth information provided from the Genealogy website of OpenArchives.
2.	Marriage information provided from the Genealogy website of OpenArchives.