Saturday is the second day of the US president's visit to Poland to discuss the West's response to Russia's invasion of Ukraine and the humanitarian crisis the war has created.
The Duda-Biden meeting on Saturday will be followed by bilateral talks between the Polish and US delegations
On Saturday morning, the US president joined Warsaw talks held by US Secretary of State Antony Blinken and Defense Secretary Lloyd Austin with Ukraine's Foreign Minister Dmytro Kuleba and Defence Minister Oleksii Reznikov.
After meeting with Duda, Biden will also visit the assignment point where PESEL national identification numbers are given out to refugees from Ukraine at Warsaw's National Stadium. He will be accompanied by Prime Minister Mateusz Morawiecki and the Mayor of Warsaw, Rafal Trzaskowski.
In the late afternoon, the US president will deliver a speech in the courtyard of the Royal Castle.
According to the White House, it will concern "the united efforts of the free world to support the Ukrainian people, holding Russia accountable for its brutal war and defending a future rooted in democratic principles."
According to the US Embassy in Warsaw, Biden will also meet the Polish government officials and representatives of American diplomatic missions.
Poland is the second stop during Biden's European visit. On Wednesday, the US president flew to Brussels, where on Thursday he participated in an extraordinary Nato summit, the summit of G7 leaders and the summit of the European Council. (PAP)