This is a list of allpersonnel changes for the2012 Indian Premier League(IPL).

| Date | Name | Team(s) played (years) | Age | Notes | Ref. |
|---|---|---|---|---|---|
| 2011 | Sanath Jayasuriya | Mumbai Indians(2008–2010) | 41 | Did not return after being unsold in 2011 auction. | [1] |
| 2011 | Makhaya Ntini | Chennai Super Kings(2008–2010) | 33 | Did not return after being unsold in 2011 auction. | [2] |
| 20 May 2011 | Shane Warne | Rajasthan Royals(2008–2011) | 41 | [3] | |
| 16 February 2012 | Andrew Symonds | Deccan Chargers(2008–2010) Mumbai Indians(2011) | 36 | [4] |
The first transfer window was between 15 December and 20 January 2012 and included the following transfers.[5]
The following players withdrew from the tournament either due to injuries or because of other reasons.
| Player | Team |
|---|---|
| Darren Bravo | Deccan Chargers |
| Ishant Sharma | Deccan Chargers |
| Sreesanth | Rajasthan Royals |
Players were signed as replacement of contracted players who were not available to play due to injuries and national commitments. Under IPL rules, the replacements have to be chosen from the pool of players who went unsold in the auction, and cannot be paid more than the players they are replacing, though they can be paid less.
| Player | Replaced | Team | Reason for replacement |
|---|---|---|---|
| Kyle Abbott | Rajagopal Sathish | Kings XI Punjab | Knee injury[7] |
| Ben Cutting | Stuart Broad | Kings XI Punjab | Calf injury[7] |
| Dwayne Smith | Mitchell Johnson | Mumbai Indians | Toe injury[8] |
| Prasanth Parameswaran | Sreenath Aravind | Royal Challengers Bangalore | Knee injury[9] |
| Gulam Bodi | Colin Ingram | Delhi Daredevils | Injury[10] |
| Glenn Maxwell | Travis Birt | Delhi Daredevils | Injury[10] |
| Tamim Iqbal | James Hopes | Pune Warriors India | Injury[11] |
| Michael Clarke | Yuvraj Singh | Pune Warriors India | Cancer treatment[12] |
| Marlon Samuels | Graeme Smith | Pune Warriors India | Ankle injury[13] |
| Steve Smith | Mitchell Marsh | Pune Warriors India | Injury[14] |
| Luke Wright | Tim Paine | Pune Warriors India | —[15] |
| Richard Levi | Andrew Symonds | Mumbai Indians | Retirement[16] |
| Owais Shah | Shane Warne | Rajasthan Royals | Retirement[17] |
The players auction for the2012 Indian Premier League (fifth season) was held on 4 February 2012 in Bangalore.[18] Each player in the auction pool had a base price under which franchise owners cannot bid. Players were allowed to set their base price between $20,000 to $400,000. The auction was telecast live onSET Max, the official broadcaster of IPL.[19]
IPL authority increased the number of players in each squad to 33 from the previous limit of 30 and also increased the salary cap by $2 million.[18] Each team can have a maximum of 11 overseas players in their squad and they can spend up to $2 million at auction.
The players ofKochi Tuskers Kerala were included in the players auction.[20] Kochi was terminated by theBCCI in September 2011.
The list of players sold at 2012 IPL player auction.[21]Pune Warriors India did not take part.