Back Pieter Dirksz Keyser BS Pieter Dirkszoon Keyser Czech Pieter Dirkszoon Keyser German Pieter Dirkszoon Keyser Spanish Pieter Dirkszoon Keyser Basque Pieter Dirkszoon Keyser French Pieter Dirkszoon Keyser ID ペーテル・ケイセル Japanese 피터르 디르크스존 케이서르 Korean Pieter Dirkszoon Keyser LB
Pieter Dirkszoon Keyser | |
|---|---|
| Born | Unknown date, c. 1540 |
| Died | 11 September 1596 (aged 55–56) Sunda Strait, East Indies |
| Other names | Petrus Theodorus |
| Occupation(s) | Celestial cartographer, navigator |
| Known for | Charting of constellations on the southern celestial hemisphere |
Pieter Dirkszoon Keyser (occasionally Petrus Theodorus; c. 1540 – 11 September 1596) was a Dutch navigator and celestial cartographer who mapped several constellations on the southern celestial hemisphere.