J. R. Macalpine-Downie
Yacht designer
Models
5
Years active
1968–1989
Length overall
9.1–13.7 m
(30–45 ft)
Hull types
0 mono
5 multihull
Models
| Model | Years | LOA | Hull | Builder |
|---|---|---|---|---|
| ULTIMATE CONCEPTS 32 | 1989 | 9.75 m | Multihull | Carlson Marine |
| COMANCHE 32 (SAILCRAFT) | 1978 | 9.81 m | Multihull | Sailcraft Ltd. |
| APACHE 41 | 1970 | 12.44 m | Multihull | Sail Craft Ltd. |
| APACHE 45 | 1970 | 13.72 m | Multihull | Sail Craft Ltd. |
| IROQUOIS 30 MKII | 1968 | 9.14 m | Multihull | Sail Craft Ltd. |
Models per decade
1960s
1
1970s
3
1980s
1
Builders of boats by J. R. Macalpine-Downie
Last updated 30 December 2025