Maria Ivogün
Maria Ivogün (18 November 1891 in Budapest – 3 October 1987 in Beatenberg, Switzerland) was a distinguished soprano singer of Hungarian origin.
She was especially an outstanding interpreter of the works of Mozart:
her recording of the aria of the Queen of the Night ("Die Zauberflöte") became legendary.
Karl Erb
Karl Erb (13 July 1877 – 13 July 1958) was a German tenor vocalist who made his career first in opera and then in oratorio and lieder recital.
He excelled in all these genres, and before 1920 gave classic performances of key roles in modern works, and created lead roles in those of Hans Pfitzner.
He was the first husband of Maria Ivogün and was considered by many the ideal Evangelist in the "St Matthew Passion" of Johann Sebastian Bach.
Baglan Mailybayev
Baglan Mailybayev( in Kazakh Бағлан Асаубайұлы Майлыбаев) was born on 20 May 1975 in Zhambyl region, Kazakhstan.
His nationality is Kazakh.
He is a politician of the Republic of Kazakhstan, Deputy Head of the Presidential Administration of the Republic of Kazakhstan, Doctor of Law( 2002)( under the supervision of Professor Zimanov S.Z.- scientific advisor and academician of National Academy of Sciences of the Republic of Kazakhstan) and Ph.D. in Political Science( 1998).
Andrus Utsar
Andrus Utsar( born 20 March 1976 in Tallinn) is an Estonian weightlifter.
Andrus had competed in numerous European Championships.
He failed a doping test in 2006 and got two year suspension for the use of Stanozolol.
His father is Karl Utsar, another Estonian weightlifter.
Eleni Gabre-Madhin
Eleni Zaude Gabre- Madhin, an Ethiopian economist with Swiss nationality, is a former Chief Executive Officer of the Ethiopia Commodity Exchange( ECX).
She has had many years of experience working on agricultural markets – particularly in Sub- Saharan Africa – and has held senior positions in the World Bank, the International Food Policy Research Institute( Washington), and United Nations( Geneva).
Ali Rahuma
Ali Khalifa Rahuma( born May 16, 1982) is a Libyan football midfielder who's nationality is Libyan.
He currently plays for Al- Ittihad, and is a member of the Libya national football team.
Nayelly Hernández
Nayelly Hernández( born 23 February 1986) is a former Mexican female professional squash player.
She has represented Mexico internationally in several international competitions including the Central American and Caribbean Games, Pan American Games, Women's World Team Squash Championships.
Nayelly achieved her highest career ranking of 57 in October 2011 during the 2011 PSA World Tour.
Her husband Chris Walker whose nationality is English is also a professional squash player.
She joined the Trinity College in 2008 as the first Mexican female to join a US college for squash and graduated in 2010.
Louise Archer (academic)
Louise Archer( born 1973) is Karl Mannheim Professor of Sociology of Education at the University College London Institute of Education.
Károly Wieland
Károly Wieland( born May 1, 1934) is a Hungarian sprint canoeist who competed in the mid to late 1950s.
At the 1956 Summer Olympics in Melbourne, he won a bronze medal in the C- 2 1000 m event.
Wieland also won a gold in the C- 2 10000 m event at the 1954 ICF Canoe Sprint World Championships in Mâcon.
Today, he lives in Weinheim, Germany with his wife.
His name today is Karl Wieland, since he moved to Germany in 1973.
Theodore M. Porter
Theodore M. Porter( born 1953) is a professor who specializes in the history of science in the Department of History at UCLA.
He has authored several books, including" The Rise of Statistical Thinking, 1820- 1900"; and" Trust in Numbers: The Pursuit of Objectivity in Science and Public Life".
His most recent book, published by Princeton University Press in 2004, is" Karl Pearson: The Scientific Life in a Statistical Age".
Dr. Porter graduated from Stanford University with an A.B. in history in 1976 and earned a Ph.D. from Princeton University in 1981.
In 2008, he was elected to the American Academy of Arts and Sciences.

Question: Which country Karl Erb's wife is from?