Major Settlement in the Parish of Middleton
- Russedal(e) 1130–c.1158 ChR 1201 MaryY 1155–70
- Rossedal(e) 1186–95 YCh 1541 Dugdiii.570
- Rossdale 1328 Ch
- Rosedale, Rosedall 1376,1390 Test 1408 YI 1420 Test
- Rosedaile 1561 FF
- Rosdale 1416 YI 1577 Saxton
'Russi's valley' from the ON by-name Russi (LindBN); most of the dale-names in this part of the Riding have a pers. name as their first element. The long vowel in Rose - is quite a late phenomenon and is due to folk-etymology, as in Roseden (PN NbDu s.n.). v. dæl .