Would suggest that you check slave scedules and wills - since I find listed in Wilson county in 1860 these slave owners:

UNDERWOOD, JUDITH
State: TN Year: 1860
County: Wilson County Record Type: Slave schedule
Township: District 5 Page: 577
Database: TN 1860 Slave Schedule

BELL, ALLEN
State: TN Year: 1860
County: Wilson County Record Type: Slave schedule
Township: District 12 Page: 594
Database: TN 1860 Slave Schedule

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BELL, ROBERT
State: TN Year: 1860
County: Wilson County Record Type: Slave schedule
Township: District 23 Page: 607
Database: TN 1860 Slave Schedule

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BELL, B. T.
State: TN Year: 1860
County: Wilson County Record Type: Slave schedule
Township: District 7 Page: 580
Database: TN 1860 Slave Schedule

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BELL, JOHN E.
State: TN Year: 1860
County: Wilson County Record Type: Slave schedule
Township: District 7 Page: 578
Database: TN 1860 Slave Schedule

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BELL, JOSEPH
State: TN Year: 1860
County: Wilson County Record Type: Slave schedule
Township: District 7 Page: 578
Database: TN 1860 Slave Schedule

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BELL, JOHN S.
State: TN Year: 1860
County: Wilson County Record Type: Slave schedule
Township: District 9 Page: 596
Database: TN 1860 Slave Schedule

Hope this helps,

Denise