| FROST, Matthew Jonathan ACTIVE | Director | 01 Jul 2021 | | United Kingdom | July 1972 | Elanco Animal Health, Form 2 Bartley Wood Business Park, Bartley Way, Hook, RG27 9XA, United Kingdom |
| LEWIS, Christopher ACTIVE | Director | 30 Aug 2018 | | England | August 1978 | Form 2, Bartley Way, Bartley Wood Business Park, Hook, RG27 9XA, United Kingdom |
| BURTON, Anya Louise RESIGNED | Secretary | 01 May 2009 | 16 Jun 2011 | | | Lilly House, Priestley Road, Basingstoke, Hampshire, RG24 9NL, U.K. |
| BURTON, Anya Louise RESIGNED | Secretary | 20 Jun 2007 | 12 Sep 2008 | | | Lilly House, Priestley Road, Basingstoke, Hampshire, RG24 9NL |
| HARPER, Simon Robert RESIGNED | Secretary | 16 Jun 2011 | 01 Feb 2014 | | | Lilly House, Priestley Road, Basingstoke, Hampshire, RG24 9NL |
| HARPER, Simon Robert RESIGNED | Secretary | 12 Sep 2008 | 01 May 2009 | | | Lilly House, Priestley Road, Basingstoke, Hampshire, RG24 9NL |
| HARPER, Simon Robert RESIGNED | Secretary | 26 May 2006 | 20 Jun 2007 | | | Lilly House, Priestley Road, Basingstoke, Hampshire, RG24 9NL |
| JACKSON, Helen Michelle RESIGNED | Secretary | 08 May 2015 | 22 Feb 2016 | | | Lilly House, Priestley Road, Basingstoke, Hampshire, RG24 9NL |
| JEPHSON, Wendy Jane RESIGNED | Secretary | 01 Mar 2003 | 25 Aug 2004 | | | Lilly House, Priestley Road, Basingstoke, Hampshire, RG24 9NL |
| JEPHSON, Wendy Jane RESIGNED | Secretary | 30 Jun 2001 | 18 Jan 2002 | | | Dextra Court, Chapel Hill, Basingstoke, Hampshire, RG21 5SY |
| OSMAN, Julie RESIGNED | Secretary | 18 Jan 2002 | 28 Feb 2003 | | | Pineridge, Pinelands Road, Chilworth, Southampton, SO16 7HH |
| PEZZACK, Susan Dawn RESIGNED | Secretary | 01 Feb 2014 | 08 May 2015 | | | Lilly House, Priestley Road, Basingstoke, Hampshire, RG24 9NL |
| UPSHALL, John RESIGNED | Secretary | | 30 Jun 2001 | | | Copsehall House Ramsdell Road, Monk Sherborne, Tadley, Hampshire, RG26 5HR |
| WORDEN, Timothy James Ashpole RESIGNED | Secretary | 26 Aug 2004 | 26 May 2006 | | | Lilly House, Priestley Road, Basingstoke, Hampshire, RG24 9NL |
| ADAMSON, Joseph, Dr RESIGNED | Director | 16 Dec 1993 | 30 Jun 1999 | | January 1942 | Thornley, Burtonwood Road Great Sankey, Warrington, Cheshire, WA5 3AN |
| BLAIKIE, John Murdoch RESIGNED | Director | | 31 Jan 2000 | | August 1947 | Boundary House, Lady Margaret Road Sunningdale, Ascot, Berks, SL5 9QH |
| BOOTH, Brian RESIGNED | Director | | 12 May 1993 | | August 1933 | Dene Farm House, Ropley, Alresford, Hampshire, SO24 |
| BOTT, Martin RESIGNED | Director | 31 Jan 2000 | 31 Mar 2003 | | November 1961 | 76 Harley House, Marylebone Road, London, NW1 5HN |
| CLARK, Alan Stuart RESIGNED | Director | | 16 Nov 1995 | | April 1934 | Kings Barn, Bentworth, Alton, Hampshire, GU34 5JU |
| FLAHIVE, Eamon RESIGNED | Director | 08 May 2015 | 31 Mar 2021 | England | July 1959 | Form 2, Bartley Way, Bartley Wood Business Park, Hook, RG27 9XA, United Kingdom |
| FOX, Brendan Paul RESIGNED | Director | | 21 Oct 1993 | | July 1943 | 6536 Wyman Court, Indianapolis, Indiana 46220, FOREIGN, Usa |
| GEBAUER, Stefan Alexander RESIGNED | Director | 08 May 2015 | 01 Nov 2016 | Germany | August 1984 | Elanco Animal Health, Schwarzwaldallee 215, Ch-4058 Basel, Switzerland |
| HARPER, Simon Robert RESIGNED | Director | 17 Mar 2006 | 01 Feb 2014 | United Kingdom | June 1962 | Lilly House, Priestley Road, Basingstoke, Hampshire, RG24 9NL |
| HARVEY, James Alan RESIGNED | Director | | 21 Oct 1993 | | April 1947 | 77 Marlow Bottom, Marlow, Bucks, SL7 3NA |
| HAUG, Jonathan Ray RESIGNED | Director | 08 May 2015 | 30 Aug 2018 | United States | July 1978 | Lilly Corporate Center Indianapolis, In 46285, Indianapolis, United States |
| HILLIER, Gaynor Jane RESIGNED | Director | 08 May 2015 | 17 Dec 2018 | America | September 1965 | Lilly House, Priestley Road, Basingstoke, Hampshire, RG24 9NL |
| HIRD, Edward William RESIGNED | Director | 16 Nov 1995 | 31 Jul 2008 | | July 1955 | Larkfield Goscombe Lane, Gundleton, Alresford, Hampshire, SO24 9SP |
| HUNT, Kristina Mary RESIGNED | Director | 07 Dec 2018 | 23 Jan 2026 | England | October 1969 | Form 2, Bartley Way, Bartley Wood Business Park, Hook, RG27 9XA, United Kingdom |
| KADIM, Yuval RESIGNED | Director | 01 Apr 2003 | 17 Mar 2006 | | November 1965 | Lilly House, Priestley Road, Basingstoke, Hampshire, RG24 9NL |
| LEICHT, John George RESIGNED | Director | | 21 Oct 1993 | | July 1952 | Evergreen Blackdown Avenue, Woking, Surrey, GU22 8QG |
| PEZZACK, Susan Dawn RESIGNED | Director | 01 Feb 2014 | 08 May 2015 | United Kingdom | February 1965 | Lilly House, Priestley Road, Basingstoke, Hampshire, RG24 9NL |
| PICKLES, Robert Walter, Dr RESIGNED | Director | 21 Oct 1993 | 21 Jul 1994 | | March 1944 | 32 Bolton Crescent, Windsor, Berks, SL4 3JQ |
| PYTYNIA, Thomas Lee RESIGNED | Director | | 21 Oct 1993 | | March 1947 | 4978 Limberlost Trace, Carmel, Indianapolis, Indiana 46032, FOREIGN, Usa |