The Thai League Cup is a knock-out football tournament played in Thai sport. Some games are played as a single match, others are played as two-legged contests. The 2013 Thai League Cup kicked off on 2 February 2013 with the Bangkok & field regional qualifiers.
Buriram United were the winners.
|colspan="3" style="background-color:#FF99FF"|Northern Region |- |colspan="3" style="background-color:#99CCCC"|2 February 2013
|- |colspan="3" style="background-color:#99CCCC"|3 February 2013
|- |colspan="3" style="background-color:#FF99FF"|North Eastern Region |- |colspan="3" style="background-color:#99CCCC"|2 February 2013
|- |colspan="3" style="background-color:#99CCCC"|3 February 2013
|- |colspan="3" style="background-color:#FF99FF"|Bangkok & field Region |- |colspan="3" style="background-color:#99CCCC"|3 February 2013
|- |colspan="3" style="background-color:#FF99FF"|Central-West Region |- |colspan="3" style="background-color:#99CCCC"|2 February 2013
|- |colspan="3" style="background-color:#FF99FF"|Central-East Region |- |colspan="3" style="background-color:#99CCCC"|3 February 2013
|- |colspan="3" style="background-color:#FF99FF"|Southern Region |- |colspan="3" style="background-color:#99CCCC"|2 February 2013
|-
|colspan="3" style="background-color:#FF99FF"|Northern Region |- |colspan="3" style="background-color:#99CCCC"|2 February 2013
|- |colspan="3" style="background-color:#99CCCC"|3 February 2013
|- |colspan="3" style="background-color:#FF99FF"|North Eastern Region |- |colspan="3" style="background-color:#99CCCC"|2 February 2013
|- |colspan="3" style="background-color:#99CCCC"|3 February 2013