Autumn 1964 season
12 expeditions, of which 8 put someone on the summit. 31 summits (26 by members, 5 by hired staff) and 0 deaths, among 89 members and 12 hired staff recorded.
Summits count member records: someone who summited twice on one expedition counts once, someone on two expeditions in the season counts twice. Claimed (unrecognised) ascents are excluded and disputed ones included, as in the database's own statistics. Hired staff are only recorded when they went above base camp.
First ascents
- Annapurna South (7219m), Oct 15 — Japan, Nepal: Shiochiro Uyeo, Mingma Tsering Sherpa (ANNS64301)
- Glacier Dome (7168m), Oct 16 — Japan, Nepal: Mitsuhiro Nishimura, Dorje Sherpa (GLAC64301)
- Manaslu North (6994m), Oct 25 — Netherlands, Austria, Nepal: Alfons Driessen, Jan De Lint, Hubert Schriebl, Ila Tshering Sherpa, Nima Tenzing Sherpa (MANN64301)
- Rathong (6682m), Oct 29 — India: H. P. S. Ahluwalia, Ang Kami Sherpa, Dorje Latoo Sherpa, Nawang Gombu Sherpa (RATH64301)
- Thamserku (6618m), Nov 04 — New Zealand: Lynn Crawford, Peter Farrell, John McKinnon, Richard Stewart (THAM64301)
- Bhulu Lhasa (6102m), Oct 31 — UK, Nepal: John Tyson, John Cole, Robert Kendall, Mingma Sherpa (BHUL64301)
- Tharpu Chuli (5695m), Oct 23 — Japan: Masaaki Kimura, Kiyoo Shimada (THAR64301)
Busiest summit days
Peaks
| Peak | Height | Expeditions | Successful | Summits | Deaths |
|---|---|---|---|---|---|
| Rathong | 6682 | 1 | 1 | 11 | 0 |
| Manaslu North | 6994 | 1 | 1 | 5 | 0 |
| Bhulu Lhasa | 6102 | 1 | 1 | 4 | 0 |
| Thamserku | 6618 | 1 | 1 | 4 | 0 |
| Annapurna South | 7219 | 1 | 1 | 2 | 0 |
| Glacier Dome | 7168 | 1 | 1 | 2 | 0 |
| Tharpu Chuli | 5695 | 1 | 1 | 2 | 0 |
| Pemthang Karpo Ri | 6865 | 1 | 1 | 1 | 0 |
| Gaurishankar | 7135 | 1 | 0 | 0 | 0 |
| Langtang Lirung | 7227 | 1 | 0 | 0 | 0 |
| Lha Shamma | 6412 | 1 | 0 | 0 | 0 |
| Nemjung | 7140 | 1 | 0 | 0 | 0 |