Silvanus Osoro Onyiego is a Kenyan politician and a current Member of Parliament for South Mugirango Constituency in Kisii County. Silvanus Onyiego has been a member Kenya National Congress (KNC) since 2017 and an Aspirant Member of Parliament of Republic of Kenya representing South Mugirango Constituency.

The information about Silvanus Onyiego’s date of birth is not known. Silvanus Onyiego likes to keep his personal matters away from the public making it difficult to know the year he was born but this information will be updated as soon as it is available.

From 1995 to 2002, he went to Chemasingi Primary School to study for a Kenya Certificate of Primary Education (KCPE) and later in 2003 till 2006, he moved to Hill Secondary School for his Kenya Certificate of Secondary Education (KCSE). Between 2014 and 2017, Silvanus Onyiego joined the Mt. Kenya University to pursue a Bachelor of Laws (LL.B).

Since 2009 until now Silvanus Onyiego is working at Pitchface Marketing as a Managing Director/Founder. In 2017, Silvanus Onyiego joined the Kenya National Assembly as a Member of Parliament for South Mugirango Constituency in Kisii County under Kenya National Congress (KNC) party.

He is a member of the following committees: Departmental Committee on Defence and Foreign Relations and Committee on Implementation.