CHEMIST
Florence B. Seibert
1897 - 1991

Florence B. Seibert
Florence Barbara Seibert (October 6, 1897 – August 23, 1991) was an American biochemist. She is best known for identifying the active agent in the antigen tuberculin as a protein, and subsequently for isolating a pure form of tuberculin, purified protein derivative (PPD), enabling the development and use of a reliable TB test. Seibert has been inducted into the Florida Women's Hall of Fame and the National Women's Hall of Fame. Read more on Wikipedia
Her biography is available in different languages on Wikipedia. Florence B. Seibert is the 554th most popular chemist (down from 553rd in 2019), the 9,173rd most popular biography from United States (up from 9,499th in 2019) and the 98th most popular American Chemist.
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Among CHEMISTS
Among chemists, Florence B. Seibert ranks 554 out of 602. Before her are Bruce Alberts, Hans Goldschmidt, John Roebuck, Lev Chugaev, Emma P. Carr, and Karl Friedrich August Rammelsberg. After her are Jürgen Hennig, Peter Jacob Hjelm, Edith M. Flanigen, Carl Jacob Löwig, Edward Goodrich Acheson, and Hans von Pechmann.
Most Popular Chemists in Wikipedia
Go to all RankingsBruce Alberts
1938 - Present
HPI: 54.30
Rank: 548
Hans Goldschmidt
1861 - 1923
HPI: 54.23
Rank: 549
John Roebuck
1718 - 1794
HPI: 54.14
Rank: 550
Lev Chugaev
1873 - 1922
HPI: 54.11
Rank: 551
Emma P. Carr
1880 - 1972
HPI: 53.91
Rank: 552
Karl Friedrich August Rammelsberg
1813 - 1899
HPI: 53.87
Rank: 553
Florence B. Seibert
1897 - 1991
HPI: 53.86
Rank: 554
Jürgen Hennig
1951 - Present
HPI: 53.72
Rank: 555
Peter Jacob Hjelm
1746 - 1813
HPI: 53.70
Rank: 556
Edith M. Flanigen
1929 - Present
HPI: 53.61
Rank: 557
Carl Jacob Löwig
1803 - 1890
HPI: 53.55
Rank: 558
Edward Goodrich Acheson
1856 - 1931
HPI: 53.53
Rank: 559
Hans von Pechmann
1850 - 1902
HPI: 53.43
Rank: 560
Contemporaries
Among people born in 1897, Florence B. Seibert ranks 279. Before her are Ramón Gil, Ivan Borkovský, Ramdas Gandhi, Mikhail Yefremov, Gregory Ratoff, and Oskar Olsen. After her are Silverio Izaguirre, Tilly Edinger, Áron Tamási, James Parrott, Nunnally Johnson, and Hans Deppe. Among people deceased in 1991, Florence B. Seibert ranks 223. Before her are Daniel Mann, Moshe Castel, Daniel Oduber Quirós, Grete Mostny, Fritz Riess, and Ken Curtis. After her are Cliff Bastin, Alden Sanborn, Henri Louveau, Oreste Corbatta, Stan Mortensen, and John Russell.
Others Born in 1897
Go to all RankingsRamón Gil
SOCCER PLAYER
1897 - 1965
HPI: 54.15
Rank: 273
Ivan Borkovský
ARCHAEOLOGIST
1897 - 1976
HPI: 54.09
Rank: 274
Ramdas Gandhi
SOCIAL ACTIVIST
1897 - 1969
HPI: 54.07
Rank: 275
Mikhail Yefremov
MILITARY PERSONNEL
1897 - 1942
HPI: 54.02
Rank: 276
Gregory Ratoff
FILM DIRECTOR
1897 - 1960
HPI: 53.94
Rank: 277
Oskar Olsen
ATHLETE
1897 - 1956
HPI: 53.92
Rank: 278
Florence B. Seibert
CHEMIST
1897 - 1991
HPI: 53.86
Rank: 279
Silverio Izaguirre
SOCCER PLAYER
1897 - 1935
HPI: 53.84
Rank: 280
Tilly Edinger
BIOLOGIST
1897 - 1967
HPI: 53.79
Rank: 281
Áron Tamási
WRITER
1897 - 1966
HPI: 53.71
Rank: 282
James Parrott
ACTOR
1897 - 1939
HPI: 53.60
Rank: 283
Nunnally Johnson
FILM DIRECTOR
1897 - 1977
HPI: 53.49
Rank: 284
Hans Deppe
ACTOR
1897 - 1969
HPI: 53.44
Rank: 285
Others Deceased in 1991
Go to all RankingsDaniel Mann
FILM DIRECTOR
1912 - 1991
HPI: 54.32
Rank: 217
Moshe Castel
PAINTER
1909 - 1991
HPI: 54.18
Rank: 218
Daniel Oduber Quirós
POLITICIAN
1921 - 1991
HPI: 54.11
Rank: 219
Grete Mostny
ANTHROPOLOGIST
1914 - 1991
HPI: 54.10
Rank: 220
Fritz Riess
RACING DRIVER
1922 - 1991
HPI: 54.04
Rank: 221
Ken Curtis
ACTOR
1916 - 1991
HPI: 53.93
Rank: 222
Florence B. Seibert
CHEMIST
1897 - 1991
HPI: 53.86
Rank: 223
Cliff Bastin
SOCCER PLAYER
1912 - 1991
HPI: 53.84
Rank: 224
Alden Sanborn
ATHLETE
1899 - 1991
HPI: 53.75
Rank: 225
Henri Louveau
RACING DRIVER
1910 - 1991
HPI: 53.74
Rank: 226
Oreste Corbatta
SOCCER PLAYER
1936 - 1991
HPI: 53.67
Rank: 227
Stan Mortensen
SOCCER PLAYER
1921 - 1991
HPI: 53.59
Rank: 228
John Russell
ACTOR
1921 - 1991
HPI: 53.58
Rank: 229
In United States
Among people born in United States, Florence B. Seibert ranks 9,175 out of 20,380. Before her are Richard Lawrence (1906), Mads Pedersen (null), Jenny Shimizu (1967), O'Shea Jackson Jr. (1991), Joseph Nicolosi (1947), and Clu Gulager (1928). After her are Richard Gant (1944), Chanel Preston (1985), Gladys George (1904), Francis Parker Yockey (1917), Fred Hampton (1948), and Russell Simpson (1880).
Others born in United States
Go to all RankingsRichard Lawrence
ATHLETE
1906 - 1974
HPI: 53.86
Rank: 9,169
Mads Pedersen
ATHLETE
HPI: 53.86
Rank: 9,170
Jenny Shimizu
MODEL
1967 - Present
HPI: 53.86
Rank: 9,171
O'Shea Jackson Jr.
ACTOR
1991 - Present
HPI: 53.86
Rank: 9,172
Joseph Nicolosi
PSYCHOLOGIST
1947 - 2017
HPI: 53.86
Rank: 9,173
Clu Gulager
ACTOR
1928 - 2022
HPI: 53.86
Rank: 9,174
Florence B. Seibert
CHEMIST
1897 - 1991
HPI: 53.86
Rank: 9,175
Richard Gant
ACTOR
1944 - Present
HPI: 53.86
Rank: 9,176
Chanel Preston
PORNOGRAPHIC ACTOR
1985 - Present
HPI: 53.86
Rank: 9,177
Gladys George
ACTOR
1904 - 1954
HPI: 53.86
Rank: 9,178
Francis Parker Yockey
EXTREMIST
1917 - 1960
HPI: 53.86
Rank: 9,179
Fred Hampton
SOCIAL ACTIVIST
1948 - 1969
HPI: 53.85
Rank: 9,180
Russell Simpson
ACTOR
1880 - 1959
HPI: 53.85
Rank: 9,181
Among CHEMISTS In United States
Among chemists born in United States, Florence B. Seibert ranks 98. Before her are Darleane C. Hoffman (1926), Robert Jarvik (1946), Margaret Oakley Dayhoff (1925), Mary L. Good (1931), Bruce Alberts (1938), and Emma P. Carr (1880). After her are Edith M. Flanigen (1929), Edward Goodrich Acheson (1856), Anna J. Harrison (1912), Wallace Smith Broecker (1931), Barbara Askins (1939), and F. Albert Cotton (1930).
Darleane C. Hoffman
1926 - Present
HPI: 55.37
Rank: 92
Robert Jarvik
1946 - 2025
HPI: 55.22
Rank: 93
Margaret Oakley Dayhoff
1925 - 1983
HPI: 55.14
Rank: 94
Mary L. Good
1931 - 2019
HPI: 54.89
Rank: 95
Bruce Alberts
1938 - Present
HPI: 54.30
Rank: 96
Emma P. Carr
1880 - 1972
HPI: 53.91
Rank: 97
Florence B. Seibert
1897 - 1991
HPI: 53.86
Rank: 98
Edith M. Flanigen
1929 - Present
HPI: 53.61
Rank: 99
Edward Goodrich Acheson
1856 - 1931
HPI: 53.53
Rank: 100
Anna J. Harrison
1912 - 1998
HPI: 53.25
Rank: 101
Wallace Smith Broecker
1931 - 2019
HPI: 52.87
Rank: 102
Barbara Askins
1939 - Present
HPI: 52.86
Rank: 103
F. Albert Cotton
1930 - 2007
HPI: 52.53
Rank: 104