Jaroslaw Kaczynkski, the twin brother of Poland's former President Lech Kaczynki, has named himself a candidate for president.
Lech Kaczynki died in an April 10 plane crash in Russia, along with many other senior members of Poland's government., the BBC said.
Jaroslaw Kaczynkski served as Prime Minister to Polan, and has been expected to follow in his brother's footsteps following the crash, The Independent said.
The brothers were the founding members of the Law and Justice party in 2001, the BBC reported. Jaroslaw Kaczynkski wants to continue his brother's presidential mission.
Acting President Bronislaw Komorowski is currently favored to win the election, with Jaroslaw Kaczynkski expected to receive no more than 25 percent of the country's vote, The Independent reported.