John Ngata Kariuki is a Kenyan politician and businessman.

He is the executive director of Sarova Hotels. In 2000, he founded the Ngata Children's Home in Kirinyaga

At the 2007 parliamentary elections

Kenyan parliamentary election, 2007

Parliamentary elections in Kenya were held as part of the Kenyan general election on December 27, 2007; presidential elections were held on the same date....

, he won the Kirinyaga Central Constituency

Kirinyaga Central Constituency

Kirinyaga Central Constituency, formerly known as Kerugoya/Kutus Constituency is an electoral constituency in Kenya. It is one of four constituencies in Kirinyaga District, Central Province. The constituency was established for the 1997 elections....

 parliamentary seat on FORD-Asili ticket.

However he Lost seat for Kirinyaga central after a court petition filed by Daniel Karaba (Narc-Kenya

Narc-Kenya

The National Rainbow Coalition–Kenya is a political party in Kenya. The party was formed after the defeat of the Government sponsored Draft constitution. It was formed by National Rainbow Coalition members loyal to the government...

). Kariuki decided not to defend his seat at the subsequent by-election, where Karaba lost to the PNU

Party of National Unity (Kenya)

Party of National Unity was founded as a political coalition of parties in Kenya. On September 16, 2007, Kenyan President Mwai Kibaki announced the party formation and said that he would run as its presidential candidate in the December 2007 Kenyan elections...

 candidate Joseph Gitari.