| Name | Johan-Olsen, Olav |
| Date of birth | 1860 |
| Date of death | 1931 |
| Remarks | [author name note: née O.J.Johan-Olsen (until 1907 as Johan-Olsen). Later published as Olav Johan Sopp (Sopp); . Herbarium and types: O] Example of Names published: Pachysterigma violaceum Johan-Olsen (1888) |
| ASA Botanist ID | 139912 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4aa5cd9b-e654-47d7-8947-2fa96d26b3c1 |
| Variant name | Olav Johan-Olsen |
| Variant name | Johan-Olsen, Olav Johan |
| Variant name | Olsen-Sopp, Olav Johan |
| Variant name | Sopp, Olav Johan |
| Author name | Johan-Olsen |
| B & P Author Abbrev. | Johan-Olsen |
| Standard/Label Name | O. Johan-Olsen |
| Full Name | Johan-Olsen, Olav |
| Geography Author | Norway |
| Geography Collector | Norway |
| Specialty Author | FungiAndLichens |
| Citation as Collector | ndex Herbariorum - Collectors I-L ; Index Herbariorum - Collectors S |
| Citation as Author | Authors of Plant Names. Royal Botanic Gardens, Kew ; Taxonomic Literature. Second Edition. Utrecht |