Sigurdur Helgason may refer to:
- Sigurdur Helgason (airline executive) (1921–2009), innovator in low-cost airlines
- Sigurður Helgason (mathematician) (1927-2023), Icelandic mathematician
- Sigurður Helgason (basketball) (born 1940), Icelandic basketball player and coach
This disambiguation page lists articles about people with the same name.
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