Spring 1955 season
22 expeditions, of which 12 put someone on the summit. 40 summits (33 by members, 7 by hired staff) and 2 deaths, among 88 members and 27 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
- Kangchenjunga (8586m), May 25 — UK: George Band, Joe Brown (KANG55101)
- Makalu (8485m), May 15 — France: Jean Couzy, Lionel Terray (MAKA55101)
- Annapurna IV (7525m), May 30 — W Germany: Heinz Steinmetz, Harald Biller, Juergen Wellenkamp (ANN455101)
- Pemthang Karpo Ri (6865m), May 14 — Switzerland, Nepal: Raymond Lambert, Ang Norbu Sherpa, Kami Tshering Sherpa, Pasang Sherpa, Pemba Gyaltzen Sherpa (PEMK55101)
- Leonpo Gang East (6733m), May 11 — UK, Nepal: Monica Jackson, Elizabeth Stark, Mingma Gyalgen Sherpa, Ang Temba Sherpa (LEOE55101)
- Panalotapa (6687m), May — UK: Peter Boultbee, Dennis Davis (PANT55101)
- Pamalka (6344m), Apr — UK: Peter Boultbee, Dennis Davis (PAML55101)
- Parchamo (6279m), Apr — UK: Peter Boultbee, Dennis Davis (PARC55101)
- Dingjung North (6249m), May 16 — UK: Peter Boultbee, Dennis Davis (DING55101)
Busiest summit days
Peaks
| Peak | Height | Expeditions | Successful | Summits | Deaths |
|---|---|---|---|---|---|
| Makalu | 8485 | 1 | 1 | 9 | 0 |
| Kangchenjunga | 8586 | 1 | 1 | 4 | 1 |
| Leonpo Gang East | 6733 | 1 | 1 | 4 | 0 |
| Pemthang Karpo Ri | 6865 | 1 | 1 | 4 | 0 |
| Annapurna IV | 7525 | 1 | 1 | 3 | 0 |
| Pethangtse | 6739 | 1 | 1 | 3 | 0 |
| Ramdung | 5900 | 1 | 1 | 3 | 0 |
| Dingjung North | 6249 | 1 | 1 | 2 | 0 |
| Pamalka | 6344 | 1 | 1 | 2 | 0 |
| Panalotapa | 6687 | 1 | 1 | 2 | 0 |
| Parchamo | 6279 | 1 | 1 | 2 | 0 |
| Ripimo Shar | 6647 | 1 | 1 | 2 | 0 |
| Chekigo | 6257 | 1 | 0 | 0 | 0 |
| Dhaulagiri I | 8167 | 1 | 0 | 0 | 0 |
| Gaurishankar | 7135 | 1 | 0 | 0 | 0 |
| Himalchuli East | 7893 | 1 | 0 | 0 | 1 |
| Imjatse | 6165 | 1 | 0 | 0 | 0 |
| Kotang | 6148 | 1 | 0 | 0 | 0 |
| Leonpo Gang | 6979 | 1 | 0 | 0 | 0 |
| Lhotse Shar | 8382 | 1 | 0 | 0 | 0 |
| Pangbuk Ri | 6625 | 1 | 0 | 0 | 0 |
| Talung | 7349 | 1 | 0 | 0 | 0 |