Royals Roster & Staff
Transactions
| Date | Transaction |
| 12/18/15 | Kansas City Royals signed free agent RHP Benino Pruneda to a minor league contract. |
| 12/18/15 | Kansas City Royals signed free agent RHP Dillon Gee to a minor league contract and invited him to spring training. |
| 12/16/15 | Kansas City Royals signed free agent LHP John Lannan to a minor league contract and invited him to spring training. |
| 12/12/15 | Kansas City Royals signed free agent RHP Adriam Castillo to a minor league contract. |
| 12/11/15 | Kansas City Royals signed free agent RHP Jeisson Fana to a minor league contract. |
| 12/11/15 | Kansas City Royals signed free agent RHP Francis Chavez to a minor league contract. |
| 12/10/15 | Philadelphia Phillies claimed LHP Daniel Stumpf off waivers from Kansas City Royals. |
| 12/10/15 | Kansas City Royals signed free agent RHP Joakim Soria. |
| 12/10/15 | Kansas City Royals placed RHP Joakim Soria on the 10-day disabled list. Left oblique strain. |
| 12/08/15 | Kansas City Royals signed free agent SS Orlando Calixte to a minor league contract and invited him to spring training. |
| 12/07/15 | Kansas City Royals signed free agent RHP Chris Young. |
| 12/04/15 | Kansas City Royals signed free agent 2B Ramon Castro to a minor league contract. |
| 12/03/15 | Kansas City Royals signed free agent Cody Decker. |
| 12/02/15 | SS Orlando Calixte elected free agency. |
| 12/02/15 | St. Louis Cardinals traded C Tony Cruz to Kansas City Royals for SS Jose Martinez. |
| 12/02/15 | St. Louis Cardinals traded C Tony Cruz to Kansas City Royals for SS Jose Martinez. |
| 12/02/15 | RHP Greg Holland elected free agency. |
| 12/02/15 | Kansas City Royals designated C Francisco Pena for assignment. |
| 12/02/15 | Kansas City Royals traded C Francisco Pena to Baltimore Orioles for cash. |