The New Zealand Government has expressed its deepest condolences to Poland and its people on the tragic events of today, Acting Prime Minister Bill English says.

"Our thoughts are with the entire Polish nation on the passing of President Lech Kaczynski and his wife Maria Kaczynska, along with so many senior and deeply respected Polish figures who have devoted their professional lives to their country."

Mr Kaczynski and his wife died today, along with many others, when their plane crashed while landing in western Russia.

"This tragedy will be felt deeply by the people of Poland," Mr English says.

"The New Zealand Government shares its sympathy with the Polish community in New Zealand and around the world as they grieve."

The New Zealand Government has sent a message of condolence to the Polish Government and the people of Poland.