| Most recent season or competition: 2024 | |
| Sport | Australian rules football |
|---|---|
| Founded | 1936 |
| First season | 27 June 1936 |
| Divisions | Mortlock Shield - Senior Men Norwood Cup - Under 15 Mixed |
| No. of teams | 5 |
| Most recent champion(s) | Lincoln City (8th Championship) (2024) |
| Most titles | Great Flinders (27 Championships) |
| Sponsor(s) | Bendigo Bank Norwood Football Club City of Port Lincoln |
| Related competitions | Eastern Eyre Football League, Great Flinders Football League, Port Lincoln Football League, Western Eyre Football League, South Australian Country Football Championships, SANFL |
| Official website | www.mortlockshield.com.au |
The Mortlock Shield Championship, known for commercial reasons as the Port Lincoln Bendigo Bank Mortlock Shield Championship and commonly known as just the Mortlock Shield is an annual Australian rules football competition based in Port Lincoln, South Australia. The competition tis held annually at Centenary Oval and it consists of a round robin lightning football tournament with representative teams of leagues from the Eyre Peninsula and beyond. It is an affiliated competition of the South Australian National Football League (SANFL). The current champions are Lincoln City who won the 2024 edition of the carnival.