family search site has these,
. JAKOB BRUHN - International Genealogical Index / FI
Gender: Male Birth: 18 OCT 1839

2. JAKOB BRUHN - International Genealogical Index / FI
Gender: Male Christening: 20 OCT 1839 Orismala, Vaasa, Finland

3. JAKOB BRUHN - International Genealogical Index / FI
Gender: Male Birth: 29 JAN 1863

4. JAKOB BRUHN - International Genealogical Index / FI
Gender: Male Christening: 01 FEB 1863 Orismala, Vaasa, Finland

5. JACOB JOHAN BRUUN - International Genealogical Index / FI
Gender: Male Birth: 01 NOV 1747

6. JACOB JOHAN BRUUN - International Genealogical Index / FI
Gender: Male Christening: 04 NOV 1747 Vehkalahti, Viipuri, Finland

7. JACOB BRUNN - International Genealogical Index / FI
Gender: Male Birth: 19 SEP 1755

8. JACOB BRUNN - International Genealogical Index / FI
Gender: Male Christening: 20 SEP 1755 Vehkalahti, Viipuri, Finland

9. JACOB JOHAN BRUUN - International Genealogical Index / FI
Gender: Male Christening: 05 MAR 1785 Hamina, Viipuri, Finland

10. JACOB JOHAN BRUUN - International Genealogical Index / FI
Gender: Male Christening: 26 JAN 1790 Hamina, Viipuri, Finland