Samuel Grubaugh was born in 1872 to George Riley Grubaugh and Paulina Jane Wallace. He was the 5th of 8 children born to this couple. He spent his early years in Christian County, MO and then in the late 1870s moved to Buck Prairie, Lawrence, MO. He married Ara Anna Grieb on 24 Dec 1890 in Carthage, Jasper, MO. George and Ara had four children:
Edelviss Dora Grubaugh Darby (1892-1975)
Thomas Lawrence Grubaugh (1897-1956)
Gertrude Wilma Grubaugh Atkins (1901-1988)
Joe Jim Grubaugh (1904-1981)

Samuel died 12 Mar 1955 in Corpus Christi, TX. Here is a copy of his obituary:

Obituary
Corpus Christi Caller, Sunday, March 13, 1955
Sam Grubaugh
Sam Grubaugh, 83, of Aurora, MO, died in a local hospital yesterday. He had visited his daughter, Mrs. Cecil Atkins of 2810 Shoreline for the past 12 winters. Grubaugh was a retired building contractor.
Survivors include two sons, Tom of Corpus Christi and Joe of Houston, and two daughters, Mrs. Atkins and Mrs. Ediedviss Darby of Corpus Christi.
The body was sent yesterday to Aurora. where funeral services will be held at 2 pm Wednesday at Bradford-Surridge Funeral Home. Dunne Funeral Home was in charge of local arrangements.

Here is a transcription of his death certificate from the LDS data base, Texas deaths, 1890-1976

LDS Death Certificate (TX)
Name: Sam Grubough
Death date: 12 Mar 1955
Death place: Corpus Christi, Nueces, Texas
Gender: Male
Race or color (on document): White
Age at death: 82 years 6 months 18 days
Birth date: 22 Apr 1872
Birth place: Missouri
Marital status: Widowed
Father name: G. R. Grubough
Mother name: Paulina Wallace
Mother birth place: Missouri
Occupation: Building Contractor
Residence: Corpus Christi, Nueces, Texas
Burial place: Aurora, Missouri
Burial date: 12 Mar 1955
Film number: 2114387
Digital GS number: 4166791
Image number: 1219
Reference number: cn 14454
Collection: Texas Deaths, 1890-1976