Royals Roster & Staff
Transactions
| Date | Transaction |
| 05/30/15 | Kansas City Royals optioned RF Paulo Orlando to Omaha Storm Chasers. |
| 05/30/15 | Kansas City Royals activated RF Alex Rios from the 15-day disabled list. |
| 05/27/15 | Kansas City Royals signed free agent SS Dagin Ramirez to a minor league contract. |
| 05/26/15 | Kansas City Royals activated LHP Jason Vargas from the 15-day disabled list. |
| 05/26/15 | Kansas City Royals optioned LHP Brandon Finnegan to Omaha Storm Chasers. |
| 05/25/15 | Kansas City Royals sent RF Alex Rios on a rehab assignment to Omaha Storm Chasers. |
| 05/25/15 | Kansas City Royals placed LHP Danny Duffy on the 15-day disabled list retroactive to May 17, 2015. Left biceps tendinitis. |
| 05/25/15 | Kansas City Royals recalled Brandon Finnegan from Omaha Storm Chasers. |
| 05/21/15 | Kansas City Royals sent C Erik Kratz on a rehab assignment to Omaha Storm Chasers. |
| 05/16/15 | Kansas City Royals selected the contract of RHP Joe Blanton from Omaha Storm Chasers. |
| 05/16/15 | Kansas City Royals placed LHP Brian Flynn on the 60-day disabled list. Left latissimus dorsi tear |
| 05/16/15 | Kansas City Royals optioned RHP Aaron Brooks to Omaha Storm Chasers. |
| 05/13/15 | Kansas City Royals activated RHP Kelvin Herrera. |
| 05/12/15 | Kansas City Royals optioned RHP Yohan Pino to Omaha Storm Chasers. |
| 05/12/15 | Kansas City Royals recalled Aaron Brooks from Omaha Storm Chasers. |
| 05/11/15 | Kansas City Royals optioned SS Orlando Calixte to Omaha Storm Chasers. |
| 05/11/15 | Kansas City Royals activated 3B Mike Moustakas from the bereavement list. |
| 05/08/15 | Kansas City Royals activated C Drew Butera. |
| 05/08/15 | Kansas City Royals activated SS Alcides Escobar from the 7-day disabled list. |
| 05/08/15 | Kansas City Royals placed LHP Jason Vargas on the 15-day disabled list retroactive to May 6, 2015. Left flexor strain |
| 05/08/15 | Kansas City Royals placed 3B Mike Moustakas on the bereavement list. |
| 05/08/15 | Kansas City Royals placed RHP Yordano Ventura on the 15-day disabled list. |
| 05/08/15 | Kansas City Royals optioned C Francisco Pena to Omaha Storm Chasers. |
| 05/08/15 | Kansas City Royals recalled Yohan Pino from Omaha Storm Chasers. |
| 05/07/15 | Kansas City Royals activated RHP Luke Hochevar from the 15-day disabled list. |
| 05/07/15 | Kansas City Royals optioned LHP Brandon Finnegan to Northwest Arkansas Naturals. |
| 05/07/15 | RHP Kelvin Herrera roster status changed by Kansas City Royals. |
| 05/07/15 | Los Angeles Angels traded C Drew Butera to Kansas City Royals for SS Ryan Jackson. |
| 05/07/15 | Los Angeles Angels traded C Drew Butera to Kansas City Royals for SS Ryan Jackson. |
| 05/07/15 | Kansas City Royals transferred LHP Tim Collins from the 15-day disabled list to the 60-day disabled list. Recovering from March 2015 Tommy John surgery |
| 05/06/15 | Kansas City Royals recalled Francisco Pena from Omaha Storm Chasers. |
| 05/06/15 | Kansas City Royals activated CF Lorenzo Cain. |
| 05/06/15 | Kansas City Royals activated RHP Greg Holland from the 15-day disabled list. |
| 05/06/15 | Kansas City Royals optioned RHP Yohan Pino to Omaha Storm Chasers. |
| 05/06/15 | Kansas City Royals placed C Erik Kratz on the 15-day disabled list retroactive to May 4, 2015. Left foot injury |
| 05/03/15 | CF Lorenzo Cain roster status changed by Kansas City Royals. |
| 05/02/15 | Kansas City Royals activated RHP Edinson Volquez. |
| 05/01/15 | Kansas City Royals recalled Orlando Calixte from Omaha Storm Chasers. |
| 05/01/15 | Kansas City Royals placed SS Alcides Escobar on the 7-day disabled list retroactive to April 30, 2015. Concussion |