Catherine of Austria, Queen of Portugal
Catherine of Austria (14 January 1507 – 12 February 1578) was Queen of Portugal as wife of King John III, and regent during the minority of her grandson, King Sebastian, from 1557 until 1562.
Andrei Grigoraș
Andrei Grigoraș( born 15 May 1989), is a Romanian futsal player who plays for Sfântu Gheorghe and the Romanian national futsal team.
Alexandru Suvorov
Alexandru Suvorov( born 2 February 1987 in Chişinău) is a Moldovan footballer who plays as a midfielder for FC Sfântul Gheorghe and the Moldova national team.
Francisco Medrano (poet)
Francisco Medrano was a Spanish lyric poet from the sixteenth and seventeenth centuries.
He should not be confounded with Sebastian Francisco de Medrano who was also a poet and lived at about the same time.
Stefan Roehnert
Stefan Roehnert( born 19 October 1977 in Koblenz) is a German rower.
Together with Sebastian Mayer he finished 4th in the men's double sculls at the 2000 Summer Olympics.
Taz Alexander
Taz Alexander is a British singer who has toured with Juno Reactor, Alpha- X, and Sin e, among others.
She currently resides in London, England.
Róbert Ilyés
Róbert Ilyés( born 4 February 1974 in Miercurea Ciuc, Romania) is a former Romanian footballer of Hungarian ethnicity.
He is currently the assistant coach of Sepsi OSK Sfântu Gheorghe and of the Székely Land football team.
Dylan Flores
Dylan Armando Flores Knowles( born 30 May 1993) is a Costa Rican professional footballer who plays as an attacking midfielder for Romanian club Sepsi OSK Sfântu Gheorghe and the Costa Rica national team.
Costin Gheorghe
Costin Gheorghe( born 8 January 1989 in Bucharest) is a Romanian former footballer who played as a striker for Sportul Studențesc, Gaz Metan Mediaș, Rapid București, Inter Clinceni and Academica Clinceni.
His sister, Elena Gheorghe, is a well- known singer in Romania, representing her country at the 2009 Eurovision Song Contest.
Costin also appeared in a TV show named Exatlon România, in 2019.
Sin With Sebastian
Sebastian Roth, known by his stage name as Sin With Sebastian, is a German musician/ singer/ songwriter.
Sin With Sebastian came to prominence in 1995 with the Europe- wide hit," Shut Up( and Sleep with Me)", which made it up to number- one in Spain, Austria, Finland, Mexico, and Top 10 in most European countries.
In addition, it reached number 26 on the U.S." Billboard"
Hot Dance Club Play chart No.44 in the UK Singles Chart.
The single and following album," Golden Boy", were co-produced by Inga Humpe and Sebastian Roth.

Question: Were Costin Gheorghe and Sin With Sebastian from the same country?
Answer: no