The Polish team, captained by star striker Robert Lewandowski, defeated Scotland 3-2 in its first match of the 2024/2025 UEFA Nations League and was beaten 0-1 by Croatia in the second game.
World champions and Copa America winners Argentina remain at the top of the FIFA rankings, followed by World Cup runners-up and Euro 2024 semifinalists France.
European champions Spain are at No. 3, ahead of Euro 2024 runners-up England in fourth spot.
Poland suffered an early exit from the Euro 2024 tournament, after losing its first two group-stage matches against the Netherlands and Austria and drawing 1-1 with France in its final game.
The European championships were held in Germany from June 14 to July 14.
Poland's lowest place in the world rankings was 78th, in 2013.
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Source: IAR, PAP, polskieradio24.pl