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- Ingibjörg Frederikke Claessen Þorláksson (1878-1970), 2 results
- María Kristín Valgarðsdóttir Claessen (1880-1964), 2 results
- Gunnlaugur Claessen (1881-1948), 2 results
- Eggert Claessen (1877-1950), 2 results
- Sigurður Jónsson Thoroddsen (1863-1955), 2 results
- Ole Peter Jósefsson Blöndal (1878-1931), 2 results