Uchel Siryf Dyfed

Cafodd swydd Uchel Siryf Dyfed ei chreu yn dilyn Deddf Llywodraeth Leol 1972 a welodd ddisodli Siroedd Penfro, Caerfyrddin a Cheredigion ynghyd a'u siryfion.
Uchel Siryfion Dyfed
1970au
1974 Cyrnol John Anthony Sulivan, Castell Benton, Aberdaugleddau.
1975 Dr. David Brynmor Llewellyn-Morgan, 1 Pare Howard Avenue, Llanelli.
1976 Thomas Arfon Owen, Bryn-Derw, Llanbadarn Fawr, Aberystwyth.
1977 Christopher Harold Pemberton, Esq., Vaynor, Narberth.
1978 Lieut.-Colonel Gilbert Henry Fleetwood Chaldecott, Vrynylan, Nantgaredig.
1979 Dr William Joseph St. Ervyl-Glyndwr Rhys, Plas Bronmeurig, Ystrad Meurig.
1980au
1980 Colonel William Peter Howells, O.B.E., T.D., White Gates, Little Haven, Hwlffordd
1981 William James Hinds, M.B.E., Danyrallt, Ffordd Abergorlech, Caerfyrddin.
1982 Hywel Heulyn Roberts, Synod, Llandysul
1983 David Owen John Shoubridge Lorth-Phillips, Knowles Farm, Lawrenny, Cilgeti.
1984 Joseph David Dyfrig Williams, Penllwyn Park, Caerfyrddin.
1985 Dr John Hedley Cule, Abereinon, Capel Dewi, Llandysul
1986 Thomas Charles Hughes, Esq., First Point, North Cliff, Dinbych y Pysgod.
1987 Yr Anrh. Robin William Lewis, Orchard House,Llansteffan.
1988 Griffith Berwyn Williams, M.B.E., 14 Pendre, Aberteifi.
1989 Paul John Kaye Speyer, Hill, Narberth 
1990au
bawd|Geraint Evans
1990 Dr. John Henry Thomas Rees, Kings Park, Sanclêr.
1991 Syr Geraint Llewellyn Evans, Kt., C.B.E., Trelawney, Aberaeron.
1992 George Malcolm Green, Delapoer Lodge, Dale Road, Hwlffordd.
1993 Mrs. Patrick Rooney.
1994 Dr J. Geraint Jenkins 
1995 Ieuan Wyn Jones 
1996 David Clive Jones-Davies, O.B.E., Tŷ'r Pennaeth, Coleg y Drindod, Caerfyrddin.
1997 Commander Huw Ceiriog Lloyd-Williams, RN, Plas Trefilan, Llanbedr Pont Steffan, Ceredigion.
1998 John Seymour Allen-Mirehouse, The Hall, Angle, Penfro.
1999 J.P.G. Andrews

2000au
2000 Daniel Gruffydd Jones 
2001 Richard Harold James, Clarbeston Road, Penfro
2002 Stephen Patrick Rees, Llanelli.
2003 Evan Keith John Evans, Deganwy, Sunny Hill, Llandysul.
2004 Mrs Norma Beryl Drew, Cwm-Pibau, New Moat, Clarbeston Road, Hwlffordd.
2005 John David Alan Thomas 
2006 Dr Ann Rhys 
2007 Colonel David Llewellin Davies TD
2008 Claire Mary Mansel Lewis, LLandeilo
2009 Gareth Rowlands, Dôl-y-bont 
2010au
2010 David Llewellyn Pryse Lloyd, Narberth
2011 Thomas O S Lloyd, Dryslwyn
2012 Elan Closs Stephens, Aberystwyth
2013 J T Davies, Crymych  
2014 Elinor Jones
 2015: James Wilfrid Poyer Lewis, Llanddewi Efelffre, Arberth, Sir Benfro London Gazette APPOINTMENT OF SHERIFFS 2015 adalwyd 6 Mehefin 2020
 2016: Yr Athro Medwin Hughes London Gazette APPOINTMENT OF SHERIFFS 2016 adalwyd 6 Mehefin 2020
 2017: Mrs Susan C Balsom London Gazette APPOINTMENT OF SHERIFFS 2017 adalwyd 6 Mehefin 2020
 2018: Stephen Mansel Edward Davies, Llanfrynach London Gazette APPOINTMENT OF SHERIFFS 2018 adalwyd 6 Mehefin 2020
 2019: Mrs Anne Helena Jane Lewis, Sir Gaerfyrddin London Gazette APPOINTMENT OF SHERIFFS 2019 adalwyd 6 Mehefin 2020

2020au
 2020: Mrs Sharron Kim Lusher, Saundersfoot, Sir Benfro London Gazette APPOINTMENT OF SHERIFFS 2020 adalwyd 6 Mehefin 2020

Cyfeiriadau

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