| Mikko Aarni | |
| Birth Date: | 31 May 1981 |
| Position: | Forward |
| Years1: | 1997–2004 |
| Clubs1: | Tornio |
| Years2: | 2005–2006 |
| Clubs2: | Kalix |
| Years3: | 2006–2014 |
| Clubs3: | Sandviken |
| Nationalteam1: | Finland |
| Medals-Title: | Medal record |
Mikko Aarni (born 31 May 1981) is a Finnish former bandy forward.
Aarni was brought up by Tornio PV and moved to Kalix Bandy in 2004.[1] In 2006, he joined Sandvikens AIK.[2]
Aarni was part of the gold-winning Finnish national bandy team at the Bandy World Championship 2004, which was held in Sweden and Hungary.