Upvote:1
No, for a period less than 12 hours a Indian citizen does not seem to need a Transit visa for Thailand.
The Royal Thai Embassy in Australia
and all information you need can be seen.
The site is very easy to use
The statement above is based on the following entry from the above result:
A Transit Visa is needed when:
Transiting through Thailandβs airports exceeding 12 hours before proceeding to a third country of destination or returning to your home country - Category βTSβ (Requiring a copy of outbound ticket to a third country)
Otherwise read the very extensive information offered should other conditions exists.