2023 3. deild karla
The 2023 3. deild karla was the 69th season of fourth-tier Icelandic football. The season began on 4 May 2023 and finished on 16 September 2023.
Twelve teams contested the league. The title winners and runners-up were promoted to the 2024 2. deild karla. The bottom two teams were relegated to the 2024 4. deild karla.