1910 Census, Duquesne Ward 1, Allegheny County, Pa.
111 Erwin St.
John Lejune, Head, 43?, Married 16 yrs, Laborer Street Works, b Ger, Immig 1890
Susana A., Wife, 34, b Pa., parents b Pa.
Nicholas S., Son, 16, b Pa.
Josephine M., Dau, 9, b Pa.
August C., Son, 7, b Pa.
John N., Son, 6, b Pa.
Margaret S., Dau, 4, b Pa.
Gertrude E., Dau, 2, b Pa.
Phelim A., Son, 5 mos., b Pa.

1920 Census, Precinct 3, Ward 1, City of Duquesne, Allegheny County, Pa.
111 Meadow St.
John Lejeune, Head, 53, Owns home, Laborer Street Works, b Ger, Immig 1892
Anna, Wife, 43?, b Pa., parents b Ger.
Nicholas, Son, 25, Laborer Steel Works, b Pa.
Josephine, Dau, 19, Grocery Clerk, b Pa.
August, 17, Son, Laborer Steel Works, b Pa.
John, Son, 16, b Pa.
Margaret, Dau, 13, b Pa.
Gertrude, Dau, 11, b Pa.
Phelan, Son, 10, b Pa.
William, Son, 6, b Pa.
Othmar, Son, 2 yrs 5 mos, b Pa.

1930 Census, Ward 1, City of Duquesne, Allegheny County, Pa.
111 Meadow St.
Suzane Lejeune, Head, Owns home, $5000, 55, Widow, b Pa., parents b Alsace-Lorain
August, 28, b Pa.
Margaret, Dau, 24, Trained Nurse, b Pa.
Phelan, Son, 20, Laborer Steel Mill, b Pa. - [Died 1967]
William, Son, 16, b Pa. - [Died 1975]
Othmar, Son, 12, b Pa. - [Died 1971]

Margaret's sister, Gertrude, graduated in the Class of 1930. They were the daughters of John Peter Lejeune and Susanna Bichler.

The spouse of Margaret LeJeune was Vincent Thomas Doyle. He died in 1978. Margaret, born on February 17, 1906, died in Oakland, Allegheny County, on December 14, 1983. They are buried at Allegheny County Memorial Park Cemetery.