The incident happened on April 17 on a train from Limerick Colbert station to Limerick Junction, when some Asian passengers were verbally abused for keeping a bag on an empty seat.
'Fuck off back to India!': Irish woman rants
Twitter user 'TheBexWay', who posted the videos, said the rant went on for over 20 minutes.
The Asian passengers are heard trying to reason with her as she shouts at them to "respect my fucking country".
When another passenger tries to intervene, she targets him too, saying, "That's the only reason he's backing you all, cuz he's ugly."
TheBexWay reported the passengers left after 16 minutes.
Abuse won't be tolerated on our services, says Irish Rail
Irish Rail has reported the incident to the Gardai, Ireland's police force.
A spokesman told the Irish Independent that such incidents will not be tolerated.
"People should be able to travel on our services without abuse of any kind. The footage is very shocking and we welcome the fact that another member of the public was able to assist in identifying the person."
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