John Cooper Forster
John Cooper Forster( 13 November 1823 – 2 March 1886) was a British surgeon.
John Cooper (Australian footballer)
John Cooper( born 21 April 1933) is a former Australian rules footballer who played with Hawthorn in the Victorian Football League( VFL).
John Cooper Wiley
John Cooper Wiley( September 26, 1893 – February 3, 1967) was a United States Foreign Service officer and ambassador.
Reggie Cooper
Reginald John Cooper( born July 11, 1968) is a former American football linebacker in the National Football League for the Dallas Cowboys.
He played college football at the University of Nebraska.
John Cooper (actor)
John Cooper( 1793 – 1870), was a British actor active between 1811 and 1859, who played in" a singularly large number of parts, some of them of leading importance" in many locations in England, Wales and Scotland.
Erich Gamma
Erich Gamma( born 1961 in Zürich) is a Swiss computer scientist.
He was one of the Gang of Four authors of the influential software engineering textbook," Design Patterns: Elements of Reusable Object- Oriented Software".
He is an expert in the Eclipse Java development editor, and with Kent Beck he co-wrote the JUnit software testing framework which helped create Test- Driven Development and influenced the whole software industry.
He also led the design of the Eclipse platform's Java Development Tools( JDT), and worked on the IBM Rational Jazz project.
In 2011 he joined the Microsoft Visual Studio team and leads a development lab in Zürich, Switzerland that has developed the" Monaco" suite of components for browser- based development, found in products such as Visual Studio Team Services( formerly Visual Studio Online), Visual Studio Code, Azure Mobile Services, Azure Web Sites, and the Office 365 Development tools.
Heinz Pernet
Heinz Pernet (5 September 1896 – 30 June 1973) was a German military officer and Erich Ludendorff's stepson.
He was a top figure in the Beer Hall Putsch of November 1923.
He was among the nine men tried and convicted along with Adolf Hitler and Erich Ludendorff in 1924.
He later became an SA-"Brigadeführer".
John Cooper (fl. 1529)
John Cooper( died by 1532), was an English Member of Parliament.
He represented Berwick- upon- Tweed in 1529
Michael Cooper (footballer)
Michael John Cooper( born 8 October 1999) is an English professional footballer who plays for Plymouth Argyle as a goalkeeper.
John Cooper (footballer, born 1897)
John Cooper (24 February 1897 – 16 September 1975) was an English footballer who had a brief professional career with Southampton in the 1920s.

Question: Do John Cooper (Actor) and Erich Gamma have the same nationality?
Answer: no