- Ysabelle Lacamp
- Ysabel (A-06)
- Ysaline
- Ysaline Bonaventure
- Ysane
- Ysaora Thibus
- Ysaÿe
- Ysaÿe den triste
- Ysa Ferrer
- Ysceifiog
- Yse
- Ysendyck
- Yseop
- Yser
- Yser (Brussel metro)
- Yseult
- Yseult (sanger)
- Yseult (PSM2)
- Yseult Gervy
- Yseult Den danske
- Yseult Williams
- Ysé Tardan-Masquelier
- Ysgard
- Ysgol Gyfun Cwm Rhymni
- Ysieux
- Yspaddaden
- Yspahan
- Ysper
- Yspertal
- Yspwys Mwyntyrch ab Yspwys
- Ysrael Zúñiga
- Yssac-la-Tourette
- Yssandon
- Yssandonnais
- Yssel-Superior
- Ysselsteyn
- Nederlandsk Yssel
- Yssingeaux
- Yssouf Koné
- Yssouf Koné
- Yssykköl (provins)
- Yssyk Koul
- Ystad
- Ystads IF
- Ystad (kommune)
- Ystari Games
- Ystradfellte
- Ystrad Mynach
- Ystrad Tywi
- Ystwyth
- Ys (album)
- Ys (videospillserie)
- YS Flight Simulation System 2000
- Ys I: Ancient Ys Vanished
- Ys II: Ancient Ys Vanished - The Final Chapter
- Ys Net
- Ys Origin
- Ys Seven
- Ys strategi