Santhosh is a unisex given name of Sanskrit origin, meaning "contentment" or "happiness". It is predominantly used in India and other countries with significant Indian populations. The name Santhosh consists of two parts: 'Santh' and 'osh', where 'Santh' means peace and 'osh' implies happiness. Therefore, the name can be interpreted as a wish for perpetual contentment and joy.
The name Santhosh experienced a rise and fall in popularity between 1999 and 2014, with periods of higher frequency around 2002, 2008-2010, and 2014.