Barnsley have signed QPR left-back Cole Kpekawa for an undisclosed fee, plus Wigan midfielder Sam Morsy and Celtic winger Saidy Janko on loan deals until the end of the season.
England under-20 player Kpekwa, 20, has agreed a three-year deal at Oakwell.
Janko, 20, has featured in 20 games for Scottish champions Celtic since joining from Manchester United in July 2014.
Morsy, 24, joined Wigan from Chesterfield in January, and has since made 16 appearances for the club.
The Egypt international started his career at Port Vale, and played in over 100 games for the Spireites after signing for the League One club in June 2013.
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