How to find nth occurrence (position) of a character in text string in Excel?
For example, there is a long sentence in Cell A1, see the following screenshot. And now you need to find the 3rd occurrence or position of Character "c" from the text string in Cell A1. Of course, you can count the characters one by one, and get the exact position result. However, here we are going to introduce some easy tips to find the nth occurrence or position of specific character from text string in a cell.
Find nth occurrence (position) of a character in a Cell with Find formula
There are two Find formulas can help you find the nth occurrence or position of specific character from text string in a cells quickly.
The following formula will show you how to find the 3rd occurrence of "c" in Cell A1.
Find Formula 1
In a blank cell, enter the formula =FIND("c",A1,FIND("c",A1)+2).
And then press the Enter key. The position of the third letter “c” has been displayed.
Note: You can change the 2 in the formula based on your needs. For example, if you want to find the fourth position of "c", you can change the 2 to 3. And if you want to find the first position of "c", you shuold change 2 to 0.
Find formula 2
In a blank cell, enter the formula =FIND(CHAR(1),SUBSTITUTE(A1,"c",CHAR(1),3)), and press Enter key.
Note: The "3" in the formula means the third "c", you can change it based on your needs.
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> Find nth occurrence (position) of a character in a Cell with VBA
Actually, you can apply the VB macro to find nth occurrence or position of a specific character in one cell easily.
Step 1: Hold down the ALT + F11 keys, and it opens the Microsoft Visual Basic for Applications window.
Step 2: Click Insert > Module, and paste the following macro in the Module Window.
VBA: Find the nth position of a charater.
Function FindN(sFindWhat As String, _
sInputString As String, N As Integer) As Integer
Dim J As Integer
Application.Volatile
FindN = 0
For J = 1 To N
FindN = InStr(FindN + 1, sInputString, sFindWhat)
If FindN = 0 Then Exit For
Next
End Function
Step 3: Now if you want find the exact occurrence of position of third "c" in Cell A1, please enter the formula of =FindN("c",A1,3), and press the Enter key. Then it will return the exact position in the specific cell at once.
Find nth occurrence (position) of a character in a Cell with Kutools for Excel
If you like neither of formula and VBA, you can try a handy tool – Kutools for Excel, with its Formula groups, you can find a utility – Find nth occurrence of a character to quickly return the nth position of a character in a cell.
Kutools for Excel, with more than 300 handy functions, makes your jobs more easier.  
After free installing Kutools for Excel, please do as below:
1. Select a cell you want to return the result and click Kutools > Formula Helper > Formula Helper . See screenshot:
2. Then in the popping Formula Helper dialog, do as below:
1) Select Lookup from the dropdown list of Formula Type section;
2) Choose Find where the character appear Nth in a string in Choose a formula section;
3) Select the cell which contains the string you use, then type the specified character and nth occurrence in to the textboxes in the Arguments input section.
3. Click Ok. And you get the position of nth occurrence of a character in a string.
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