Margaret Jacob
Margaret Jacob( born 9 June 1943) is an American historian of science.
Amanda Foreman (historian)
Amanda Lucy Foreman( born 1968) is a British/ American biographer and historian.
Her books include" Georgiana, Duchess of DevonshireA World on Fire", and" The World Made by Women".
She also wrote and starred in a four- part documentary regarding the role of women in society, entitled" The Ascent of Woman".
Currently, she is a columnist for The Wall Street Journal bi-weekly' Historically Speaking' and an Honorary Research Senior Fellow in the History Department at the University of Liverpool.
Lois Green Carr
Lois Green Carr( 1922–2015) was a historian of Colonial Maryland and the European settlement of the Chesapeake Bay, serving as the principal historian of St. Mary's City, Maryland for over four decades.
Diego Fernández
Diego Fernández was a Spanish adventurer and historian of the 16th century.
Jay Rubenstein
Jay Rubenstein( born 1967) is an American historian of the Middle Ages.
Sebastian Söderberg
Sebastian Söderberg( born 19 September 1990) is a Swedish professional golfer.
Söderberg played college golf at Coastal Carolina University where he won twice.
Söderberg turned professional in 2013 and won twice on the Nordic Golf League that season.
In 2014, he played all three stages of the European Tour qualifying school, finishing 39th.
This earned him membership of the Challenge Tour for 2015.
Söderberg then played on the European Tour and Challenge Tour in 2015.
In 2016, he won the inaugural event of the 2016 Challenge Tour season, the Barclays Kenya Open.
He won the Omega European Masters in 2019 in a five- man playoff.
Source
Lemuel Roberts
Lemuel Roberts was a soldier and historian of the American Revolutionary War.
Amy Dahan
Amy Dahan -Dalmédico is a French mathematician, historian of mathematics, and historian of the politics of climate change.
Władysław Tatarkiewicz
Władysław Tatarkiewicz( 3 April 1886, Warsaw – 4 April 1980, Warsaw) was a Polish philosopher, historian of philosophy, historian of art, esthetician, and ethicist.
Amanda Foreman (actress)
Amanda Foreman( born July 15, 1966) is an American actress best known for her role as Meghan Rotundi on the college drama series" Felicity", which ran from 1998- 2002

Question: Were Sebastian Söderberg and Amanda Foreman (Historian) of the same nationality?
Answer: no