| Yangzhou Dayang Shipbuilding Co Ltd, Yangzhou |
| Yarmouth, Maine, USA |
| Yarmouth, Nova Scotia, Canada |
| Yarmouth, UK |
| Yaroslav Ship Yard, Yaroslav, Russland |
| Yaroslavsky Shipbuilding Plant, Yaroslavsky, Russland |
| Yaroslavvskij Sudostroitelny Zavod, Yaroslavi |
| Yarrow & Co Ltd Scotstoun, Glasgow |
| Yarrows Ltd.Esquimalt, British Columbia, Canada |
| Y. de Jong, Groningen, Holland |
| Yeo & Co., Prince Edward Island, Canada |
| Yeo , Prince Edward Island, Canada |
| Yichang Ship Yard, Yichang |
| Yildirim Gemi Insaat Sanayi As, Tuzla, Jugoslavia |
| Yokohama Dock & Co. Yokohama, Japan |
| Yokohama Zosen, Chiba |
| Yoshiura Shipbuilding Yard, Yoshiura, Japan |
| Yssel-Vliet Combinatie BV, Capelle |
| Y. Tangen/M. Eldrup, Tvedestrand |
| Ytre Tangen, Tvedestrand |
| YVC Ysselwerft BV, Capelle a/d Ijssel, Nederland |
