But many Kiwis have come to her defence with one replying, "whatever the Prime Minister does will be immeasurably more welcome and useful than anything you have ever said," while another tweeted "if this dreadful event had happened in NZ ... then our PM would be leading the nation through its grieving and empathising with the victims' families."
Not even the London mayor was safe. Hopkins took a swipe at Sadiq Khan criticising him over his response to the mosque shootings compared to yesterday's bombings.
"NZ gunman attacks single mosque.
"Sadiq Khan - extra police patrols at British mosques.
"Sri Lanka 8 Christian churches blown up - 160 dead, 400+ injured
"Sadiq Khan - thoughts & prayers."
When contacted, Ardern's office said the PM wouldn't be commenting.
However, some of Hopkins followers backed her sentiments.
Not even the leader of her own country was safe from her criticism.