| Author (and author names) | Published between | No. of references | No. of described taxa (valid) |
|---|---|---|---|
| Hasegawa, E. | 1993–2012 | 14 | – |
| Hashim, R. | 2013–2023 | 5 | – |
| Hashimoto, Y. | 1990–2014 | 21 | 8 |
| Hashmi, A. A. | 1973 | 2 | – |
| Haskins, C. P. | 1928–1981 | 18 | – |
| Haskins, E. F. | 1950–1981 | 8 | – |
| Hassan, M. A. | 2019 | 1 | – |
| Hauck, V. | 1991 | 1 | – |
| Haug, G. W. | 1931–1932 | 2 | – |
| Hauschteck-Jungen, E.; Hauschteck, E. | 1961–1988 | 7 | – |
| Hauser, F. | 2012 | 1 | – |
| Haut, C. F. | 1986 | 1 | – |
| Hawkes, P. G. | 2010–2020 | 7 | 9 |
| Hawks, D. | 2011 | 1 | – |
| Hayashi, N. | 1980–1994 | 3 | – |
| Hayashida, K. | 1957–1971 | 9 | 2 |
| Hayes, W. P. | 1925 | 2 | – |
| Hays, S. B. | 1976 | 1 | – |
| Hazarika, H. N. | 2021 | 1 | – |
| Hazeltine, W. F. | 1967 | 1 | – |
| He, D.-H. | 2001–2009 | 10 | 21 |
| He, H. | 2001–2022 | 3 | 2 |
| He, Q.-J. | 2011–2015 | 2 | 2 |
| He, Y. | 1999–2024 | 3 | 1 |
| Headley, A. E. | 1943 | 1 | – |
| Heatwole, H. | 1973–2002 | 5 | – |
| Hebert, P. D. N. | 2005 | 1 | – |
| Hedges, S. B. | 2009 | 1 | – |
| Hediary, F. | 2018 | 1 | 1 |
| Hedicke, H. | 1941 | 1 | – |
| Hedin, P. A. | 1985 | 1 | – |
| Heer, O. | 1849–1879 | 9 | 58 |
| Heeren, S. | 1996 | 1 | – |
| Heethoff, M. | 2020–2023 | 2 | – |
| Hefetz, A. | 1982–2018 | 13 | – |
| Heggem, D. T. | 2004 | 1 | – |
| Hegner, R. W. | 1915 | 1 | – |
| Heidary Kiah, V. | 2018 | 1 | 1 |
| Heikkilä, M. | 2018 | 1 | – |
| Heil, M. | 2009 | 3 | – |
| Heinze, J. | 1986–2023 | 94 | 14 |
| Helanterä, H. | 2009–2023 | 4 | – |
| Heller, G. | 1990–2005 | 4 | – |
| Helleu, Q. | 2022 | 1 | – |
| Helmkampf, M. | 2011 | 3 | – |
| Helms Cahan, S. | 2002–2007 | 4 | – |
| Helms, J. A. | 2014 | 1 | – |
| Helms, K. R. | 1999 | 1 | – |
| Hemmi, J. M. | 2011 | 1 | – |
| Hemming, F. | 1954 | 1 | – |
| Henderickx, H. | 2009–2010 | 2 | – |
| Hendrickx, F. | 2024 | 1 | – |
| Henin, J. M. | 2001–2003 | 2 | – |
| Hennig, W. | 1969 | 1 | – |
| Henshaw, M. T. | 2005 | 1 | – |
| Heraty, J. | 2011–2017 | 2 | – |
| Herbers, J. M. | 1984–2002 | 7 | – |
| Herbst, E. | 1973 | 1 | – |
| Herczeg, G. | 2023–2024 | 3 | – |
| Herhold H. W. | 2017 | 1 | – |