Gloria Calero Sierra
Gloria Calero Sierra( 1906 – 1990) was a Mexican artist and the wife of artist Federico Cantú Garza.
Her work was influenced by surrealism and Mexican muralism.
Omar Al-Amadi
Omar Al- Amadi( Arabic: عمر العمادي)( born 5 April 1995) is a Qatari footballer.
He currently plays.
Omar Al-Shammaa
Omar Al- Shammaa( born 1946) is a Lebanese film and voice actor.
Omar Al-Khodhari
Omar Al- Khodhari( born August 26, 1990) is a Saudi football player who plays as a Striker.
He played in the Pro League for Al- Ittihad.
Omar Al-Muziel
Omar Al- Muziel is a Saudi football player.
He currently plays for Al- Fayha.
Ricardo Cantú Garza
Ricardo Cantú Garza( born 23 May 1953) is a Mexican politician affiliated with the Labor Party.
As of 2013 he served as deputy of both the LX and LXII Legislatures of the Mexican Congress representing the State of Mexico.
Omar Al-Rashedi
Omar Al- Rashedi( Arabic: عم ر الراشدي)( born 24 April 1994) is a Emirati footballer.
Omar Al-Sabahi
Omar Al- Sabahi( born 24 June 1977) is an Egyptian rower.
He competed in the men's lightweight double sculls event at the 2012 Summer Olympics.
Omar Al-Ghamdi
Omar Al- Ghamdi( born 11 April 1979) was a Saudi Arabian football player who played as defensive midfielder and played at left back.
Omar al-Akel
Omar Al- akel( born April 11, 1980) is a Syrian footballer for Al- Wahda.

Question: Are both Ricardo Cantú Garza and Omar Al-Shammaa from the same country?
Answer: no