Extract from the 1920 Census:
Name: Frank Cassioppi
Age: 11
Estimated birth year: 1909
Birthplace: Ilinois
Race: white
Sex: male
Relationship to head of house: son
Home in 1920: Rockford, Winnebago, Illinois
Address: 525 Kent Street
Marital status: single
Attended school since 1 Sep 1919: yes
Able to speak English: yes
Able to read and write: yes
Father's birthplace: Italy
Father's native tongue: Italian
Mother's birthplace: Italy
Mother's native tongue: Italian
Occupation: none
Siblings living at home: Mary (age 17), Katherine (13), Katie (7), Lena (5), Mamie (4 10/12), and Nellie (2 7/12)
Census place: Rockford Ward 5, Winnebago, Illinois; Roll: T625_417; Page: 7B; Enumeration District: 200; Image: 485
Date: 9 Jan 1920

Extract from the 1930 Census:
Name: Frank Cassioppi
Age: 22
Estimated birth year: 1908
Birthplace: Illinois
Race: white
Sex: male
Relation to head-of-house: son
Home in 1930: Rockford, Winnebago, Illinois
Address: 1223 South Winnebago Street
Marital status: single
Education: able to speak English
Education: able to read and write
Fathers' birthplace: Italy
Mothers' birthplace: Italy
Occupation: laborer
Industry: foundry
Salary or wage worker: wages
Siblings living at home: Katherine (age 23), Kate (18), Lena (16), Mamie (14), Nellie (12), and Benny (8)
Census place: Rockford, Winnebago, Illinois; Roll: 571; Page: ; Enumeration District: 37; Image: 820.0
Date: 10 Apr 1930

Extract from the 1940 Census:
Name: Frank Cassioppi
Age: 30 [sic]
Estimated birth year: 1910
Birthplace: Illinois
Race: white
Sex: male
Relation to head-of-house: head
Home in 1940: Rockford, Winnebago, Illinois
Address: 1210 South Court Street
Marital status: married
Highest grade of school completed: 8
Living on farm: no
Home owned or rented: rented
Monthly rental: $20
City of residence in 1935: Rockford, Winnebago, Illinois
Occupation: stoker
Industry: foundry
Salary or wage worker: wages
Number of weeks worked in 1939: 52
Amount of money wages or salary: not listed
At work during week of March 24-30: yes
Number of hours worked: 40
Census place: Rockford, Winnebago, Illinois; Roll: T627_913; Page: 17A; Enumeration District: 101-38
Date: 27 Apr 1940

Extract from the 1950 Census:
Name: Frank Cassioppi
Age: 40
Estimated birth year: 1910
Birthplace: Illinois
Race: white
Sex: male
Relation to head-of-house: son
Home in 1950: Rockford, Winnebago, Illinois
Address: 1223 Winnebago Street down
Marital status: widower
Living on farm: no
Occupation: tavern owner
Industry: tavern
At work during last week: no; seeking work
Number of hours worked: 0
Class of worker: own business
Census place: Rockford, Winnebago, Illinois
Date: 7 Apr 1950

He was born in America but went to Sicily in 1908. He returned to America arriving in New York City from Sicily aboard the SS Cedric 29 Mar 1911 at the age of two. Employed as a machinist at Ken Abraham Machine Company (Rockford, Illinois) for 20 years before his retirement. Member of Saint Anthony of Padua Catholic Church of Rockford, Illinois. Funeral mass officated by Rev Leo Dombrowski.

Obituary from the "Register Star" of Rockford, Illinois dated 25 Jun 1980:
Frank J. Cassioppi, 72, 208 Euclid Ave., died at 7:55 a.m. Tuesday, June 24, 1980, in Rockford Memorial Hospital after a long illness. Born March 13, 1908, in Champaign, son of James and Maria Cassioppi. Married to the former Thenora Bergan in Rockford, July 7, 1967. Employed as a machinist at Ken Abraham Machine Co, for 20 years before his retirement. Member of St. Anthony Catholic Church. Survivors include his wife, Thenora; a daughter, Mrs. Marion Mannino; two grandchildren; a stepdaughter, Mrs. Betty Pena; four step-grandchildren; a brother, Benny Cassioppi; and five sisters, Mrs. Katherine Maggio, Mrs. Kate Cacciatore, Mrs. Lena Vincent, Mrs. Mammie Pozzi [sic] and Mrs. Nell Liebovich, all of Rockford; and numerous nieces and nephews. Predeceased by a sister, Mary Cataine.
Services at 8:30 a.m. Friday, June 27, in Gasparini & Oliveri Funeral Home, 707 Marchesano Drive, and 9 a.m. in St. Anthony Catholic Church. Survivors include his wife, Thenora; a daughter, Mrs. Marion Mannino; two grandchildren, with the Rev. Leo Dombrowski, pastor, officiating. Burial in St. Mary's Cemetery. Friends may call from 2 to 4 p.m. and 7 to 8:30 p.m. Thursday at the funeral home, where the rosary will be said at 7:30 pm.

Obituary from the "Register Star" of Rockford, Illinois dated 26 Jun 1980:
Frank J. Cassioppi, 72, 208 Euclid Ave., died at 7:55 a.m. Tuesday, June 24, 1980, after a long illness. Born March 13, 1908, in Champaign, son of James and Maria Cassioppi. Married to the former Thenora Bergan in Rockford, July 7, 1967. Employed as a machinist at Ken Abraham Machine Co, for 20 years before his retirement. Member of St. Anthony Catholic Church. Survivors include his wife, Thenora; a daughter, Mrs. Marion Mannino; two grandchildren; a stepdaughter, Mrs. Betty Pena; four step-grandchildren; a brother, Benny Cassioppi; and five sisters, Mrs. Katherine Maggio, Mrs. Kate Cacciatore, Mrs. Lena Vincent, Mrs. Mammie Pozzi [sic] and Mrs. Nell Liebovich, all of Rockford; and numerous nieces and nephews. Predeceased by a sister, Mary Cataine.
Services at 8:30 a.m. Friday, June 27, in Gasparini & Oliveri Funeral Home, 707 Marchesano Drive, and 9 a.m. in St. Anthony Catholic Church. Survivors include his wife, Thenora; a daughter, Mrs. Marion Mannino; two grandchildren, with the Rev. Leo Dombrowski, pastor, officiating. Burial in Calvary Cemetery. Friends may call from 2 to 4 p.m. Thursday at the funeral home, where the rosary will be said at 7:30 pm.

Obituary from the "Register Star" of Rockford, Illinois dated 27 Jun 1980:
Frank J. Cassioppi, 72, 208 Euclid Ave., died at 7:55 a.m. Tuesday, June 24, 1980, after a long illness. Born March 13, 1908, in Champaign, son of James and Maria Cassioppi. Married to the former Thenora Bergan in Rockford, July 7, 1967. Employed as a machinist at Ken Abraham Machine Co, for 20 years before his retirement. Member of St. Anthony Catholic Church. Survivors include his wife, Thenora; a daughter, Mrs. Marion Mannino; two grandchildren; a stepdaughter, Mrs. Betty Pena; four step-grandchildren; a brother, Benny Cassioppi; and five sisters, Mrs. Katherine Maggio, Mrs. Kate Cacciatore, Mrs. Lena Vincent, Mrs. Mammie Pozzi [sic] and Mrs. Nell Liebovich, all of Rockford; and numerous nieces and nephews. Predeceased by a sister, Mary Cataine.
Services at 8:30 a.m. Friday, June 27, in Gasparini & Oliveri Funeral Home, 707 Marchesano Drive, and 9 a.m. in St. Anthony Catholic Church. Survivors include his wife, Thenora; a daughter, Mrs. Marion Mannino; two grandchildren, with the Rev. Leo Dombrowski, pastor, officiating. Burial in Calvary Cemetery.

He married (1) Dorothy Palmeri in 1934.
He married (2) Thenora Henrietta Bergan 6 Jul 1967 in Rockford, Winnebago, Illinois.