How to extract unique values based on criteria in Excel?
Supposing, you have the following data range that you want to list only the unique names of column B based on a specific criterion of column A to get the result as below screenshot shown. How could you deal with this task in Excel quickly and easily?
Extract unique values based on criteria with array formula
Extract unique values based on criteria Kutools for Excel
Extract unique values based on criteria with array formula

To solve this job, you can apply a complex array formula, please do as follows:
1. Enter this formula: =INDEX($B$2:$B$17, MATCH(0, IF($D$2=$A$2:$A$17, COUNTIF($E$1:$E1, $B$2:$B$17), ""), 0)) into a blank cell where you want to list the extracting result, in this example, I will put it to cell E2, and then press Shift + Ctrl + Enter keys to get the first unique value, see screenshot:
Note: In the above formula: B2:B17 is the column range contains the unique values that you want to extract from, A2:A17 is the column contains the criterion you based on, D2 indicates the criterion that you want to list the unique values based on, and E1 is the cell above your entered formula.
2. Then drag the fill handle down to the cells to list all unique values based on the specific criterion, see screenshot:
Extract unique values based on criteria Kutools for Excel
If you are not skilled with the complicated formula, here, I will talk about an easy way to solve it without any formulas. You can filter the data by a specific criterion firstly, and then apply the Select Duplicates & Unique Cells feature of Kutools for Excel to select the unique values and then paste them to other cells you need.
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After installing Kutools for Excel, please do as follows:( Download Kutools for Excel Now! )
1. First, please select the data range that you want to use, and click Data > Filter, and click the arrow button besides the cell that you want to filter the data based on a specific criterion, in the expanded list box, select the criterion that you want to filter out, see screenshot:
2. Then click OK, the desired data has been filtered out, and select the values in column B that you want to extract the unique names from, then click Kutools > Select > Select Duplicate & Unique Cells, see screenshot:
3. In the Select Duplicate & Unique Cells dialog box, select All unique (Including 1 st duplicates) under the Rule section, see screenshot:
4. Then click Ok button, all unique values have been selected, and then please copy the values and paste them into the cell that you want to list the result, see screenshot:
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Demo: Extract unique values based on criteria Kutools for Excel
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