George's father was Caleb Newitt (born 1850 in North Newington, Oxfordshire England and died in 1898 in Learnington, Warwickshire, England). George's Mother was Marintha Althera Cox Newitt who was born in 1853 in Burton Overy, Leicester, England and died in 1941 in Vernal, Uintah, Utah where she was buried . She was married to a John or Jack Guilford at the time of her death.

George William Newitt (1875-1966) married Deborah Caroline Barney (1880-1913), daughter of Charles Barney (1861-1932) and Mettie Christensen (1863-1923), in Spanish Fork, Utah October 12, 1899. Together they had the following six known children: [01] George Guilford Newitt (1900-1960); [02] Mattie Rebecca Newsitt (1902-1985); [03] Marintha Altheara Newitt (1905-1908); [04] Fannie Ann Deborah Newitt (1908-2001); [05] Baby Newitt (1910-1910); [06] Barney William Newitt (1913-1980).

On November 24, 1914 in Evanston, Wyoming, George William Newitt (1875-1966) married Florence Mabel Tadd (1878-1941), the daughter of Thomas Tadd (1850-1910) and Emma Kate Coombs (1850-1888). Together they had the following four known children: [01] Baby Newitt (1915-1915); [02] Ina Kate ANewitt (1916-1992); [03] Cliff Tadd Newitt (1919-1976); and [04] Blanche Mabel Newitt (1921-2007)

Following the death of his second wife, George William Newitt (1875-1966) married Ellen Madeline Mower (1900-1980) in Nephi, Juab, Utah March 24, 1942. She is the daughter of Kimball Deloss Mower (1879-1924) and Rhoda Matilda Stevens (1878-1965)

July 1975 – Reunion. Family members, many of who hadn’t seen each other for 20 years met at the B. W. Newitt residence in Spanish Fork last week for a reunion of descendants of George Newitt. There were 90 persons gathered including many from California, Washington, Arizona and Colorado.

Colorful picnic tables were spread on the lawn back of the Newitt home Wednesday. Following a dinner, a lovely program was enjoyed, and the evening was rounded out listening to guitar and country music rendered by Joe Newitt and Roger Privett.

Thursday morning saw the family gathered at 7 a.m. for a breakfast of pancakes, after which they enjoyed the 24th of July parade from the Newitt’s front lawn. That evening the group enjoyed the rodeo and more visiting.

Those attending the reunion were the families of Mattie Newitt Frie, Guilford Newitt, Ann Newitt Miller, Barney Newitt, Ina Newitt Barret, Clif Newitt and Blanch Newitt DeFranzo. –The Daily Herald, Wed. July 30, 1975, Page 6.