Aernout van Lennep
| Olympic medal record
|Silver||1932 Los Angeles||Team eventing|
Aernout van Lennep (February 23, 1898 in Den Helder – December 17, 1974 in The Hague) was a Dutch horse rider who competed in the 1932 Summer Olympics.
In 1932 he won the silver medal as part of the Dutch eventing team after finishing ninth in the individual eventing.