Quetzal Guerrero
Quetzal Guerrero is an American- born, Latin soul singer.
Vernon Harrell
Vernon" Verne" Harrell( June 5, 1940 – March 15, 1997) was an American R&B singer and songwriter.
Héctor Vicario Castrejón
Héctor Vicario Castrejón( born 23 March 1962) is a Mexican politician affiliated with the Institutional Revolutionary Party.
As of 2014 he served as Senator of the LVIII and LIX Legislatures of the Mexican Congress representing Guerrero and as Deputy of the LVII Legislature.
Community High School District 128
Community High School District 128 is located in Lake County, Illinois.
The district includes Libertyville High School and Vernon Hills High School.
Anopina incana
Anopina incana is a moth of the family Tortricidae.
It is found in Mexico in the state of Guerrero and Mexico City.
Enrique Llanes
Enrique Juan Yañez González( August 24, 1919 – September 18, 2004), best known under the ring name Enrique Llanes, was one of the premier Hispanic professional wrestlers in the early days of Lucha Libre when most wrestlers were imported from outside of Mexico.
Llanes held both the Mexican National Light Heavyweight Championship and the NWA World Middleweight Championship during his career.
Enrique Llanes is the brother- in- law to Gory Guerrero and uncle to Mando Guerrero, Chavo Guerrero, Sr., Hector Guerrero and Eddie Guerrero, his brothers Mario and Sergio Llanes also wrestled as did his son Javier Llanes.
Llanes is credited with innovating the" La Cerrajera"( Modified abdominal stretch) submission hold.
George Harcourt
George Granville Harcourt(" né" Venables- Harcourt and Vernon- Harcourt, 6 August 1785 – 19 December 1861) was a British Whig and then Conservative Party politician.
Apolonio Castillo
Apolonio Castillo Díaz( 23 May 1921 – 11 March 1957) was a Mexican swimmer who competed in the 1948 Summer Olympics.
He was born in Tecpán de Galeana, Guerrero and died in Acapulco.
Sideroxylon excavatum
Sideroxylon excavatum is a species of plant in the family Sapotaceae.
It is endemic to Guerrero and Oaxaca states in Mexico.
David James (American politician)
David Goodrich James (August 8, 1843 - October 3, 1921) was an American businessman, tinner and Civil War veteran from Richland Center, Wisconsin who served one term as a Republican member of the Wisconsin State Senate from the 28th District (Richland and Vernon counties).
His brother Norman L. James had previously held what was basically the same seat in the Senate.

Question: Are Quetzal Guerrero and Vernon Harrell of the same nationality?
Answer: yes