John R. Van Ost
Yacht designer
Models
1
Years active
1987
Length overall
13.3–13.3 m
(44–44 ft)
Hull types
1 mono
Models
| Model | Years | LOA | Hull | Builder |
|---|---|---|---|---|
| IRWIN 44 | 1987 | 13.26 m | Monohull | Irwin Yachts |
Builders of boats by John R. Van Ost
Last updated 30 December 2025