Andronikos Doukas (general under Leo VI)
Andronikos Doukas or Doux( died circa 910) was a Byzantine general and rebel in the reign of Emperor Leo VI the Wise( r. 886–912).
The first member of the illustrious Doukas line to achieve prominence as a successful general, his rivalry with the powerful eunuch Samonas led to his revolt and eventual defection to the Arabs in 906–907.
He died in exile in Baghdad.
John Chaldos
John Chaldos was a Byzantine general under Basil II.
Ludwig Aschoff
Karl Albert Ludwig Aschoff( January 10, 1866 – June 24, 1942) was a German physician and pathologist.
He is considered to be one of the most influential pathologists of the early 20th century and is regarded as the most important German pathologist after Rudolf Virchow.
Romano Bobone
Romano Bobone was an Italian cardinal.
He was made cardinal deacon of S.R.C. in 928 by Pope Leo VI.
Robert Hitcham
Sir Robert Hitcham( 1572? – 1636) was a Member of Parliament and Attorney General under King James I.
Eustathios Argyros (admiral under Leo VI)
Eustathios[ Argyros] was a Byzantine admiral under Emperor Leo VI the Wise( r. 886–912).
Andronikos Doukas (cousin of Michael VII)
Andronikos Doukas, Latinized as Andronicus Ducas,( died 14 October 1077) was a" protovestiarios" and" protoproedros" of the Byzantine Empire.
Andronikos Doukas Palaiologos
Andronikos Doukas Palaiologos( c. 1083/85 – c. 1115/18) was a Byzantine aristocrat and governor of Thessalonica early in the 12th century.
Andronikos Kamateros
Andronikos Doukas Kamateros was a Byzantine aristocrat, senior official under Emperor Manuel I Komnenos, and theologian, best known for his theological treatise" Sacred Arsenal".
Rudolph Nissen
Rudolph Nissen (sometimes spelled Rudolf Nissen) (September 5, 1896 – January 22, 1981) was a surgeon who chaired surgery departments in Turkey, the United States and Switzerland.
The Nissen fundoplication, a surgical procedure for the treatment of gastroesophageal reflux disease, is named after him.
Nissen completed the first pneumonectomy by a Western physician in 1931.
In 1948, he performed an abdominal surgery that extended the life of Albert Einstein by several years.
He trained under German physicians Ludwig Aschoff and Ferdinand Sauerbruch.

Question: Do Ludwig Aschoff and Andronikos Doukas (General Under Leo Vi) have the same nationality?
Answer: no