"Expressing anguish & pain, the Congress president said that only barbaric & inhuman groups/individuals could carry out such acts in premises of education," the Congress said in a tweet.
"Any ideology or religion can not and should not justify such acts, Smt. Gandhi added. #Kenya," said another tweet.
Armed assailants forced their way into the university in Kenya and opened fire at students on Thursday.
According to media reports, the toll in the terrorist attack has risen to 147.
The Al-Shabaab militant group has claimed responsibility.