Eugène Simon
![Portrait by [[Nadar (artist)|Nadar]], {{circa|1900}}](https://upload.wikimedia.org/wikipedia/commons/c/c5/Eug%C3%A8ne_Simon_1848-1924_%281%29.jpg)
Eugène Louis Simon (; 30 April 1848 – 17 November 1924) was a French naturalist who worked particularly on insects and spiders, but also on birds and plants. He is by far the most prolific spider taxonomist in history, describing over 4,000 species.
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