Sivert Andreas Nielsen may refer to:
*
Sivert Andreas Nielsen (1823-1904), Norwegian politician
*
Sivert Andreas Nielsen (1916-2004) Sivert Andreas Nielsen may refer to:
* Sivert Andreas Nielsen (1823-1904), Norwegian politician
* Sivert Andreas Nielsen (1916-2004), Norwegian diplomat, politician and banker
{{Hndis, name=Nielsen, Sivert ...
, Norwegian diplomat, politician and banker
{{Hndis, name=Nielsen, Sivert