Guido III o Spoleto

Roedd Guido o Spoleto (weithiau Wido neu Guy; bu marw 12 Rhagfyr 894), yn Frenin yr Eidal o 889 ac yn Ymerawdwr Glân Rhufeinig o 891 hyd ei farwolaeth; cydreolodd gyda'i fab Lambert II o Spoleto o 891.

Rhagflaenydd: Berengar I	Brenin yr Eidal 889 – 894 gyda Lambert II (891–894)	Olynydd: Lambert II o Spoleto
Rhagflaenydd: Siarl III (Siarl Dew)	Ymerawdwr Glân Rhufeinig 891 – 894 gyda Lambert II (892–894)	Olynydd: Lambert II o Spoleto

v t e Ymerodron Glân Rhufeinig
Yr Ymerodraeth Garolingaidd (800–888) a Dwyrain Ffrancia (843–962)	Siarl I (800–814) Louis I (814–840) Lothair I (860–855) Louis II (855–875) Siarl II (875–877) Siarl III (881–887) Guido (891–894) Lambert (894–898) Arnulf (896–899) Louis III (901–905) Berengar (915–924)
Yr Ymerodraeth Lân Rufeinig (962–1806)	Otto I (962–973) Otto II (973–983) Otto III (996–1002) Harri II (1014–24) Conrad II (1027–39) Harri III (1046–56) Harri IV (1084–1105) Harri V (1111–25) Lothair III (1133–37) Ffredrig I (1155–90) Harri VI (1191–97) Otto IV (1209–15) Ffredrig II (1220–50) Harri VII (1312–13) Louis IV (1328–47) Siarl IV (1355–78) Sigismund (1410–37) Ffredrig III (1452–93) Maximilian I (1508–19) Siarl V (1530–56) Ferdinand I (1556–64) Maximilian II (1564–76) Rudolf II (1576–1612) Matthias (1612–19) Ferdinand II (1619–37) Ferdinand III (1637–57) Leopold I (1658–1705) Joseff I (1705–11) Siarl VI (1711–40) Siarl VII (1742–45) Ffransis I (1745–65) Joseff II (1765–90) Leopold II (1790–92) Ffransis II (1792–1806)
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