Ms McGarry took £21,000 while treasurer of Women for Independence between April 26, 2013 and November 30, 2015.
She has been convicted of two charges of embezzlement, totalling £24,635.
A jury found the former MP, represented Glasgow East between 2015 and 2017, guilty by a majority.
She was also found guilty of a second charge of taking money between April 9, 2014 and August 10, 2015 when she was treasurer, secretary and convener of the Glasgow Regional Association of the SNP.
THIS IS A BREAKING STORY. MORE TO FOLLOW…