Prior senior Ulster Unionist Lord Kilclooney has withdrawn a tweet in which he drew Irish prime minister Leo Varadkar as «the Indian».
Sinn Féin’s Alex Maskey and Affiliation Party deputy leader Stephen Farry both described the tweet as racist.
Act big Kilclooney said the tweet was «not racist» but «shorthand for an Indian surname which I could not course».
He has since written that the tweet had «caused upset and misunderstanding and so I retract it».
«In Twitter one is restricted to a limited number of words and so for shorthand I used the regarding Indian for the new PM in Dublin,» he wrote.
«This has caused upset and misunderstanding and so I repair it. I am no way racist and accept that Varadkar is 100 percent Irish Inhabitant.»
Mr Varadkar was taken in the Republic and is of Indian heritage.
He was elected taoiseach (Irish prime minster) in June.
Count Kilclooney issued the tweet on Thursday evening in response to a news fable about Irish Foreign Minister Simon Coveney.
He wrote: «Simon Coveney is emotive things up. Very dangerous non statesman like role! Clearly anticipating to undermine the Indian.»
Afterwards, Mr Kilclooney said that he was unsure of how to formula Mr Varadkar’s name and had used the word Indian as «shorthand».
Some Whirl users, including BBC News NI’s Mark Carruthers, pointed out that Earl Kilclooney had spelled the taoiseach’s name correctly in previous tweets.
Swagger Kilclooney responded: «One swallow does not make a summer!!! In days spellings had been wrong!»
In response to the original tweet, Mr Maskey listed: «Can’t see that comment as anything other than racist?»
Mr Farry also wrote on Peep: «Let’s call this out for what it is — racism. The Taoiseach is just as Irish as Simon Coveney. Let’s see if there is the moxie and integrity to withdraw this.»
Ulster Unionist leader Robin Swann articulate on Twitter that Lord Kilclooney was not a member of the party and «speaks for himself».
Last victims’ commissioner Patricia McBride tweeted that she would boom Lord Kilclooney’s comment to the House of Lords commissioner for standards.
Be overbearing Kilclooney was previously criticised for a tweet in August when he claimed that unionists and nationalists were not national equals.