Kollam Era (also known as
Malayalam Era or
Kollavarsham or
Malayalam Calendar or
Malabar Era) is a
solar and
sidereal Hindu calendar used in
Kerala,
India. The origin of the calendar has been dated as 825 CE (Pothu Varsham) at
Kollam(Quilon). It replaced the traditional
Hindu calendar used widely else where in India and is now prominently used in Kerala. All temple events, festivals and agricultural events in the state are decided according to the dates in the Malayalam calendar.