| Denis Heagney | |
| Fullname: | Denis Heagney |
| Birth Date: | 13 April 1898 |
| Birth Place: | Smeaton, Victoria |
| Death Place: | Newtown, Victoria |
| Originalteam: | Creswick |
| Height: | 180 cm |
| Weight: | 83 kg |
| Statsend: | 1926 |
| Years1: | 1925–1926 |
| Club1: | Geelong |
| Games Goals1: | 6 (1) |
Denis "Dinny" Heagney (13 April 1898 – 11 March 1942) was an Australian rules footballer who played with Geelong in the Victorian Football League (VFL).
Heagney, in just his fourth league game, was a follower in Geelong's 1925 premiership team.[1] He played in the opening two rounds of the 1926 VFL season but didn't appear in any more games for Geelong.[2]
He died on 11 March 1942.[3]