Below is a listing of the first known reference in newspapers to cricket being played by teams starting with the letter R in various settlements in Wales during the 19th century.

Radnorshire 1865
Raglan 1824
Resolven 1875
Resolven Harlequins 1887
Resolven Perseverance 1880
Resolven Temperence 1885

Rheidol Vale 1867
Rheola 1880
Rhiwlas 1868
Rhondda Crusaders 1886
Rhondda Valley 1874
Rhondda Wanderers 1883

Rhosllanerchrugog 1870

Rhosymedre Rangers 1870

Rhostyllen 1877
Rhuddlan 1874

Rhyader 1851

Rhydymwyn 1877
Rhyl 1847
Rhyl Wesleyans 1888

Rhyl White Star 1877
Rhyl Visitors 1869
Rhymney 1843
Rhymney Bute 1862
Rhymney Boys 1861
Rhymney Engineers 1889
Rhymney Ironworks 1877
Rhymney Juniors 1889
Rhymney Thursdays 1893
Risca 1860
Risca and Pontymister 1898
Risca Stars 1874
Rockferry 1846
Rose of Afan (Port Talbot) 1888

Rosemarket (Rhosmarket) 1866

Rosemarket School (Rhosmarket School) 1891

Rossett 1876
Royal Albion 1872

Royal Anglesey Militia 1863
Royal Carmarthenshire Artillery 1881

Royal Carnarvon Rifles 1881
Royal Denbigh Rifles 1855

Royal Dockyard Apprentices (Pembroke) 1888
Royal Marines 1894
Royal Navy College 1894
Royal Welch Fusileirs 1868
Royal Welshmen (Llandeilo) 1876

Royal Welsh Warehouse (Newtown) 1888
Ruabon 1859

Ruabon Accountants 1895

Ruabon Grammar School 1859

Ruabon Rangers 1870

Ruabon Soda Water Company 1876

Rudry 1876
Ruperra / Ruperra Castle 1885
Ruthin 1849
Ruthin Grammar School 1869

Rydal Mount (Rydal Penrhos) 1891