Southdown
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Look up Southdown in Wiktionary, the free dictionary.
Southdown may refer to:
- Southdown (sheep), a breed of sheep
- Southdown, Cornwall, England
- Southdown, a suburb of Harpenden, Hertfordshire, England
- Southdown, New Zealand, a suburb of Auckland
- Southdown Motor Services, a former bus company based in Sussex, England
- Southdown Power Station, a power station in Auckland
- Southdown, a cement company acquired by Cemex