This is about early- and mid-20th-century mathematician. For his mathematician son, active from the mid-20th century, see L. R. Ford, Jr.

L. R. Ford, Jr.

Lester Randolph Ford, Jr. is an American mathematician specializing in network flow problems. He is the son of mathematician Lester R. Ford, Sr..Ford's paper with D. R...

Lester Randolph Ford, Sr. (October 25, 1886 – November 11, 1967) was an American mathematician, editor of the American Mathematical Monthly

American Mathematical Monthly

The American Mathematical Monthly is a mathematical journal founded by Benjamin Finkel in 1894. It is currently published 10 times each year by the Mathematical Association of America....

from 1942 to 1946, and President of the Mathematical Association of America

Mathematical Association of America

The Mathematical Association of America is a professional society that focuses on mathematics accessible at the undergraduate level. Members include university, college, and high school teachers; graduate and undergraduate students; pure and applied mathematicians; computer scientists;...

 from 1947 to 1948.

Ford circle

Ford circle

In mathematics, a Ford circle is a circle with centre at and radius 1/, where p/q is an irreducible fraction, i.e. p and q are coprime integers...

s are named after him. He is the father of Lester R. Ford, Jr.

In 1964 the MAA recognised his contribution to mathematics by establishing the Lester R. Ford Awards for authors of articles of expository excellence published in The American Mathematical Monthly or Mathematics Magazine.