The soundex code for Sinclair is S524.
Below are other surnames with the same soundex code. Click on a surname to see the listing for that name, or click the checkbox next to one or more names and then click the merge button to produce one listing including all the checked names.
Singleton

Records with the name Sinclair have been linked to records with the following names. Numbers indicate number of linked records.
Sinclair (364) Sinclar (14) Sinclear (7) Singlair (6) Sinclair? (2) Sincliar (2) Sinclaire (1) Sinclair  (1) Sinkler (1)

Users that have searched for Sinclair have included the following names in their searches. Numbers indicate number of searches.
Sinclair (1690) Singleton (45) Thomas (19) king (10) Quinlan (4) fraser (3) Ellen (3)

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