Siryfion Sir Fynwy yn yr 20fed ganrif

Mae hon yn rhestr o ddeiliaid swydd **Siryf Sir Fynwy** rhwng 1900 a 1974
## 1900au
*1900: Yr Anrh John McLean Rolls, Yr Hendre Trefynwy
*1901: William Llewellin Ysw, Upton House, Poole, Dorset.
*1902: Edward Windsor Richards, Pas  Llecha, Brynbuga.
*1903:. Edward Pritchard Martin Y Fenni
*1904: John Davies James, Myrtle Grove, Y Coed Duon
*1905: Syr John Clifford Corey, First Barwnig, Abaty Llantarnam
*1906: Charles Herbert Firbank, Caerllion
*1907: Col. Charles Thomas Wallace, Chesterholme, Parc Stow, Casnewydd
*1908:. Edmund William Thome Llewelyn Brewer-Williams, Maesrydded, Casnewydd
*1909:. Edward Steer Ysw, Woodlands, Malpas
## 1910au
*1910: Isaac Butler, Panteg House, ger Casnewydd
*1911: Syr Thomas Edward Watson, Barwnig 1af, St Mary's Lodge, Casnewydd
*1912: Syr Frederick Mills, Barwnig 1af, Y Parc Glyn Ebwy
*1913: Llewyllyn Llewylyn, Kings Hill, Casnewydd
*1914: William Gwilym Cristar James, Llan Wysg, Crucywel
*1915: William Royse Lysaght, Castleford
*1916: John Paton, Waun Wern,Pont-y-pŵl
*1917: Syr John Wyndham Beynon, Bryn Ivor 
*1918: Charles Oswald Liddell, Shirenewton, Casgwent
*1919: Gerald Mainwaring Vaughan Hughes, Casgwent
## 1920au
*1920: Syr Leonard Wilkinson Llewelyn, Maplas Court, Casnewydd
*1921: Lt Col Syr Henry Webb, Barwnig 1af, Llynarthan
*1922: Lt Col John Siarteri Kirk, St. Alberns, Christchurch, Casnewydd. (Bu farw yn y swydd)
* 1922:Edward Coulman
*1923: Syr Richard Mathias, Neuadd Faendre, Llaneirwg
*1924: Major Aubery Isaac Rothwell Butler, Priory Sandelford, Newbury
*1925: Capten Charles Crofts Llewellyn Williams, Neuadd Llanrhymni, Llaneirwg
*1926: Charles Leigh Clay, Parc Piercefield, Casgwent 
*1927: Lionel Digby Whitehead, Neuadd Goetre, Y Fenni
*1928: Major Albert Addams Williams, Castell Llangibby, Sir Fynwy
*1929: William Percival Miles, Monkstone Tredelerch
## 1930au
*1930: Frederick Phillips, Casnewydd
*1931: Cyrnol John Evans, Grouville, Stow Park Circus, Casnewydd
*1932: Syr William Henry SAEGER, Croft-y-Bwla, Trefynwy
*1933: Leonard Twiston Davies, Parc Rockfield, Trefynwy
*1934: Major Claude Gilbert Martin, Stow Park Circus, Casnewydd
*1935: Edgar John Lewis, Troedy Chiw, Bedwas
*1936: Edward Osborne Bennett, Llanfihangel Court, ger y Fenni
*1937: Frederick Pring Robjent, House Fields Casnewydd 
*1938: George Leighton Seager, CBE, Cas-bach, ger Caerdydd
*1939:. Capt Geoffrey Crawshay Cartland Hugh, Llanfair Court, Y Fenni
## 1940au
*1940: Alfred John Davies, Circle Parc Stow, Casnewydd
*1941: Arthur James, Griffithstown, Pont-y-pŵl 
*1942: Desmond Lysaght  Castleford, Casgwent
*1943: Andrew Norman Phillips, Casnewydd
*1944: Lieut.-Col. Horace Cuthbert Rees Thompson, Oakdene, Llantarnam
*1945: Major Thomas Henry Vile, Kia Ora, Heol Waterloo, Casnewydd
*1946: Richard Wilson Bartlett, Boughcliff, Tidenham Chase, Casgwent
*1947: Sydney Augustus Putnam, Neuadd Llantarnam, Llantarnam
*1948: Edward Wright Bennett, Llwyndu Court, Y Fenni
*1949: Cyrnol Robert Clifford Lloyd Thomas, Y llwyni, Stow Hill, Casnewydd
## 1950au
*1950: Frank Longueville Dean, Glenusk, Llanhenwg, ger Casnewydd
*1951: Arthur Maynard Jenour Chesterfield, Crossways, Cas-gwent.
*1952: Ernest Elijah Cashmore, Elmscott, Circle Parc Stow, Casnewydd.
*1953: Edward Connor Lysaght, The Conagar, Llandogo, Casgwent.
*1954: David Ronald Phillips, Oakdene, Parc Pebidiog, Casnewydd.
*1955: Lieut-Gyrnol John David Griffiths, The Cottage, Machen Isaf.
*1956: Cyrnol Edward Roderick Hill, Cwrt Sant Arfan yn, Casgwent.
*1957: Arthur Smith, Westover, Glasllwch Lane, Casnewydd.
*1958: Percy Charles Jones, Glasllwch House, Casnewydd
*1959: Rear-Admiral St. John Aldrich Micklethwait, Penhein, ger Cas-gwent.
## 1960au
*1960: Brigadydd Gerald Birdwood Vaughan-Hughes, Wyelands, Cas-gwent
*1961: John Wade Thomas, Rocklands, Glasllwch Lane, Casnewydd
*1962: David Nathan Rocyn-Jones, Cefn Eurwg, Llaneirwg
*1963: Cyrnol Syr (Robert) Godfrey Llewellyn, Barwnig 1af, CB, CBE, MC, TD, Parc Tredilion, Y Fenni
*1964: Gyrnol Henry Somerset Parnell Hopkinson, OBE, Llanfihangel Court, ger y Fenni
*1965: Henry Antony Patrick Clay, ERD, Wyndcliffe Court, ger Cas-gwent
*1966: Lieut.-Gyrnol Henry Morton Llewellyn, CBE, Llanfair Grange, ger y Fenni
*1967: Brian Ford Treverton Jones, The Knoll, Parc Clytha, Casnewydd
*1968: John Frederick Lovell, OBE, "Broughton", Parc Clytha, Casnewydd
*1969: John Graham O'Mahony Meade, The Farm Glyn, Devauden, Cas-gwent
## 1970au
*1970: Kenneth Roland Taylor, Lansdown, Ridgeway, Casnewydd
*1971: Gwyn Rocyn Jones, Woodcote House, Five Lanes, Caer-went, ger Casnewydd
*1972: Robin Arthur Herbert Elidyr, Llanofer, ger y Fenni
*1973: Syr William James Cooper Thomas, 2il Farwnig, TD, Parc Rockfield, Trefynwy
*1974 ymlaen - Gweler Uchel Siryf Gwent

## Cyfeiriadau
Categori:20fed ganrif yng Nghymru
* 1900