| Author (and author names) | Published between | No. of references | No. of described taxa (valid) |
|---|---|---|---|
| Hamelin, M.-H. | 1994 | 1 | – |
| Hamer, M. T. | 2021–2025 | 15 | 9 |
| Hamid, A. A. | 1994 | 1 | – |
| Hamidi, R. | 2009 | 1 | – |
| Hamilton, W. D. | 1972 | 1 | – |
| Hamm, A. H. | 1902 | 1 | – |
| Hamm, C. A. | 2010 | 1 | 1 |
| Hammel, J. U. | 2022–2025 | 4 | – |
| Hammerle, S. | 2018 | 1 | 2 |
| Hampton, J. | 2003 | 1 | – |
| Handlirsch, A. | 1906–1908 | 3 | – |
| Hänel, H. | 1989 | 1 | – |
| Hanisch, P. E. | 2022 | 1 | – |
| Hankes, E. | 1998 | 1 | – |
| Hannan, M. A. | 2003–2008 | 3 | – |
| Hansen, L. D.; Hansen, L. | 1985–2008 | 4 | – |
| Hansen, S. R. | 1978 | 1 | – |
| Hanson, P. E. | 1995 | 2 | – |
| Happ, G. M. | 1962 | 1 | – |
| Happ, G.M. | 1974 | 1 | – |
| Harada, A. Y. | 1987–2002 | 7 | 1 |
| Harada, Y. | 1985–2011 | 2 | – |
| Hardy, O. | 2006 | 1 | – |
| Hare, H. | 1976 | 1 | – |
| Hargrave, P. A. | 1996 | 1 | – |
| Harken, E. L. | 1999 | 1 | – |
| Harkins, T. T. | 2011 | 1 | – |
| Harkness, Margaret L. R. | 1976–1991 | 3 | – |
| Harkness, R. D. | 1976–1994 | 15 | – |
| Harmston, F. C. | 1939 | 1 | – |
| Harrington, W. H. | 1891 | 1 | – |
| Harris, A. C. | 2014 | 1 | – |
| Harris, D. L. | 1985 | 1 | – |
| Harris, K. M. | 2005 | 1 | – |
| Harris, R. A. | 1979 | 1 | – |
| Harris, Y. | 1996 | 1 | – |
| Harshana, A. | 2021–2024 | 3 | 5 |
| Harshman, K. | 2011 | 1 | – |
| Hartenstein, V. | 2015 | 1 | – |
| Hartl, D. L. | 1996 | 1 | – |
| Hartley, D. A. | 1995 | 1 | – |
| Hartmann, A. | 2001 | 1 | – |
| Hartmeyer, R. | 1907 | 1 | – |
| Harvey, P. R. | 1995–1998 | 2 | – |
| 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. | 2010–2025 | 8 | 9 |
| Hawks, D. | 2011 | 1 | – |
| Hayashi, N. | 1980–1994 | 3 | – |
| Hayashida, K. | 1957–1971 | 9 | 2 |