- There are a few theories as to its origin; the first is that it derives from a Basque word "gartzia", meaning young, and the second points to an old Spanish word "artz", meaning bear. Wherever it comes from, the first recorded use of Garcia as a surname is the baptism of Diego Garcia in 1624 at San Pablo Apostal in Mexico.
The surname Gaughan is derived from the Gaelic name, Ua Gáibhtheáchain, which dates to before the 10th Century. Its meaning is 'fierce warrior'. However, other translations claim it means 'anxious one'. - Jack McGrory.
The Gaughan family name was found in the USA, the UK, Canada, and Scotland between 1840 and 1920. The most Gaughan families were found in USA in 1880. In 1840 there was 1 Gaughan family living in Maryland. This was 100% of all the recorded Gaughan's in USA. Maryland had the highest population of Gaughan families in 1840.
Ed Gaughan. Nationality. British. Occupation. Actor. Years active. 2004-present. Ed Gaughan is a director,  comedian,  actor, voice actor and jazz musician.  He is best known for his starring role in the BAFTA-nominated 2010 film Skeletons and for voicing Baron von Greenback in Danger Mouse  and Q Pootle 5 in Q Pootle 5.
The personal name Garcia is of uncertain origin, however, the given name Gerald is a Germanic name meaning "rule of the spear," from the elements ger (spear) and wald (rule). According to Elsdon C. Smith, author of "American Surnames," the name Garcia could mean either "descendant of Garcia, Spanish form of Gerald" or "one who came from Garcia, in Spain."
Race and Ethnic Origin of People with the Last Name Gaughan We also have some data on the ancestry of people with the surname Gaughan. The below race categories are the modified race categories used in the Census Bureau's population estimates program.
Recorded in several spelling forms including Gaughan, Gavan, Gavaghan, Gavahan, Gavaran, and even Gahan, this notable surname is Irish. Originally it was exclusive to the province of Connacht, and specifically County Mayo, which remains the epi-cntre of the name. The derivation is from the pre 10th century Old Gaelic O'Gaibhtheachain, meaning the male descendant of the fierce warrior!