Don'tagree with our selection? Neither do the boffins at ChampionshipManager, who've selected their own top 10.
On el of a signing: Swansea loan star Jordi Gomez
10 Jordi Gomez (Espanyol to Swansea, season loan)A great loan signing for Swansea. The club paid just £200,000 for the one-year loan. He has impressed and has now been linked to a few top clubs. Scored 12 goals as Swansea finished an impressive 8th in Championship.
HAVE YOUR SAY. Who has been the signing of the season? The List celebrates the best 50 signings of the season. From the millions spent on British record signing Robinho to the bargains picked up on frees and loans, who do you think has made the most impact after joining a new club in England's four divisions this year? TELL US WHAT YOU THINK 9 Gary Hooper (Southend United to Scunthorpe United, £145,000)Scored 24 goals to help side finish 6th in League One. These goals have helped Scunthorpe secure a play-off position.
8 Brad Friedel (Blackburn Rovers to Aston Villa, £2m)Friedel's consistent form has helped Aston Villa qualify for Europe. He has played in all of Villa's matches so far this season and has kept a clean sheet in 12 matches.
7 Kevin Phillips (West Brom to Birmingham City, Free)The 35-year-old scored 14 goals which helped Birmingham return to Barclays Premier League after one season in Championship.
Still going strong: Veteran Kevin Phillips gets the thumbs up
Shrew beauty: Grant Holt
6 Grant Holt (Nottingham Forest to Shrewsbury Town, £170,000)Holt's 20 goals for Shrewsbury guaranteed the club finished in a play-off place.
5 Andrey Arshavin (Zenit St Petersburg to Arsenal, £12m)Arshavin has transformed Arsenal since his move from Zenit as the winter transfer window was closing. Has scored six in 10 matches including all four goals in Arsenal's 4-4 draw at Liverpool.
4 James Beattie (Sheffield United to Stoke City, £2.5m)Beattie scored six in 13 games since moving to Stoke in January. If Stoke stay up, Beattie deserves credit for some great performances.
Earning his stripes: James Beattie has been a revelation at Stoke
Hair-raising: Marouane Fellaini
3 Ross McCormack (Motherwell to Cardiff City, Bosman free)Scored 21 goals during Championship season in which Cardiff City just missed out on play-off place.
2 Mark Schwarzer (Middlesbrough to Fulham, Bosman free)Outstanding form has helped Fulham to be on the verge of European qualification.
1 Marouane Fellaini (Standard Liege to Everton, £15m)The 21-year-old Belgium has played 28 league games so far this season, scoring eight. Has been the man of the match in a number of Everton's matches.
Check out the Championship Manager website, by logging on to: www.championshipmanager.co.uk THE LIST: Top 10 best signings of the season