Chisholm is a Scottish surname and given name of Gaelic origin, derived from the Scottish Gaelic word 'sìthicheil', which means 'peaceful'. It was originally a nickname for someone who was peaceful or calm in temperament. The name has been used as a first name since the 19th century, with its usage gaining popularity in English-speaking countries during this time.
"Chisholm is a name with fluctuating popularity over time, showing brief peaks in the late 80s and again in recent years."