Language Total Roman Catholics Greek Catholics Eastern Orthodox Protestant Other Christian Jewish Other Polish 21,993,444 20,333,333 487,034 497,290 218,993 55,148 371,821 4,410 Ukrainian 3,221,975 12,617 1,676,763 1,501,308 6,705 23,241 255 31 Ruthenian 1,219,647 12,914 1,163,749 38,754 541 2,694 292 84 Belarusian 989,852 77,790 2,303 903,557 519 4,153 200 1,020 Russian 138,713 18,777 908 99,636 5769 34,957 444 105 Lithuanian 83,116 82,723 5 105 200 11 18 1 Czech 38,097 8,984 251 21,672 5,769 1,237 95 2 German 740,992 118,470 284 64 598,944 15,863 6,827 8 Yiddish 2,489,034 - - - - - 2,487,844 0 Hebrew 243,539 - - - - - 243,527 0 Local 707,088 1,477 524 696,397 786 7,678 75 42 Other 11,119 6,088 581 1,157 1384 269 454 940 Not Declared 39,163 13,778 3,762 2,544 758 167 2081 107 Total 31,915,779 20,670,051 3,336,164 3,762,484 835,258 145,418 3,113,933 6,750