Carlo Fabrizio Giustiniani
Carlo Fabrizio Giustiniani (12 December 1621 – 1 September 1682) was a Roman Catholic prelate who served as Bishop of Accia and Mariana (1656–1682).
Mariana Diaz Ximenez
Mariana Diaz Ximenez,( born December 13, 1983), is an East Timorese athlete who specialises in the marathon.
A resident of Dili, she fled her home in 1999 after East Timor's declaration of independence from Indonesia, and the ensuing violence.
When she returned to the capital, she" saw the Dili harbor filled with the bloated bodies of the dead".
In 2001, Diaz won a gold medal in the marathon at the Arafura Games in Australia.
In 2002, she represented the newly independent country at the Asian Games in Busan, where she ran the marathon.
Having attempted unsuccessfully to qualify for the 2004 Summer Olympics in Athens, Diaz was one of the two representatives of Timor- Leste at the 2008 Olympic Games in Beijing.
However, she did not finish the race.
Pablo Defazio
Pablo Defazio( born 15 May 1981) is a Uruguayan sailor.
He and Mariana Foglia placed 17th in the Nacra 17 event at the 2016 Summer Olympics.
Agostino Fieschi (bishop of Accia and Mariana)
Agostino Fieschi, C.R.( 1643 – 28 May, 1685) was a Roman Catholic prelate who served as Bishop of Accia and Mariana( 1683 – 1685).
Giovanni Agostino Marliani
Giovanni Agostino Marliani( 1585 – 4 June 1674) was a Roman Catholic prelate who served as Bishop of Reggio Emilia( 1662 – 1674) and Bishop of Accia and Mariana( 1645 – 1656).
Oyewusi Ibidapo-Obe
Oyewusi Ibidapo Obe( born July 1951) is a Nigerian professor of Systems Engineering educational administrator and former Vice chancellor of the University of Lagos
Lilly Ogatina Poznanski
Lilly Ogatina Valahoe Poznanski( 14 April 1942- 14 June 1989) was a politician and educator from the Solomon Islands.
She was the first woman to be elected to public office in the country.
Poznanski was also the first Solomon Islands woman to be awarded an OBE and the Solomon Islands Independence Medal.
Leopold Conville
Lt. Col. Leopold Henry George Conville CBE( 19 October 1896- 12 November 1979) was a British Army officer and farmer in Punjab on land that is now in Pakistan.
He was appointed OBE and later CBE for services to the United Kingdom community in West Pakistan.
Peter Adeniyi
Peter O. Adeniyi, Officer of the Order of Niger (OON) is a distinguished Nigerian academician and administrator.
In 1984 he was the winner of the John I. Davidson Award (Third Prize) donated by the International Geographic Information Foundation.
He is a winner of the 2005 Nigeria National Honours Award.
Adeniyi is a former Vice Chancellor of the Federal University of Technology Akure and he is currently the Pro-Chancellor and Chairman of Council of the University of Ado Ekiti, Nigeria.
Adeniyi was First and Past President of the African Association of Remote Sensing of the Environment (AARSE).
He is a member of the Global Ocean Observing Committee
Prof. Peter Adeniyi alongside Prof. Peter Okebukola, Prof.
Oye Ibidapo-Obe and Mrs Esther Bolu-Ashafa were described by the Governor of Ekiti State, Engr.
Segun Oni as "exceptional talents" that could help sustain the legacy of University education in Ekiti State in order for the state to "achieve exceptional results".
John Van Reenen (economist)
John Michael Van Reenen OBE( born 26 December 1965) is Gordon Y. Billiard Professor of Management and Economics at the Massachusetts Institute of Technology( MIT).
He is jointly appointed at the Department of Economics and MIT Sloan School of Management.
He was appointed an Officer of the Order of the British Empire( OBE) and the Yrjö Jahnsson Award.

Question: Did Oyewusi Ibidapo-Obe and Mariana Diaz Ximenez share the same nationality?
Answer: no