(Click on the column title to sort by that column)
| # | Catholics | Population | Percent Catholic | Diocese | Year | Source |
|---|---|---|---|---|---|---|
| 1 | 630,000 | 1,010,000 | 62.38% | Grodno | 2004 | ap2005 |
| 2 | 210,000 | 4,800,000 | 4.38% | Minsk-Mohilev (Archdiocese) | 2004 | ap2005 |
| 3 | 50,000 | 3,100,000 | 1.61% | Pinsk | 2004 | ap2005 |
| 4 | 140,000 | 1,400,000 | 10.00% | Vitebsk | 2004 | ap2005 |
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