Here is the flag of Siemień commune, in Parczew county, Lubelskie vojvodship,
as presented in Znamierowski's "Insygnia, Symbole i Herby Polskie, 2003".
Flag: two horizontal stripes of yellow and red.
Coat of Arms at the communal site:
Gules two fishes tenné.
Jarig Bakker, 12 May 2008