Form 24F-2 Annual Filing Filers submitting a 24F-2 where the total fee due is based upon the aggregate net sales of all series and classes with the same fiscal year should only complete one copy of the form. To begin the form select "Add 24F-2 Form".

Filers calculating fees on a class-by-class or series-by-series basis must complete a separate Form 24F-2 for each class or series. The application will allow you to create a separate form for each series or class within a single submission. Simply select "Add 24F-2 Form" to begin each additional form.

Read instructions at end of Form before preparing Form. See "INSTRUCTIONS" link above.

Annual Filing Information Record:1

1. Name and address of issuer:

Name of Issuer	WILLIAM BLAIR FUNDS
Street 1	150 North Riverside Plaza
Street 2
City	Chicago
State	ILLINOIS
Country	UNITED STATES
Zip code and zip code extension or foreign postal code	60606

2. The name and EDGAR identifier of each series or class of securities for which this Form is filed (if the Form is being filed for all series and classes of securities of the issuer, check the box but do not list series or classes):

Series ID Record:1

Series Name	William Blair Emerging Markets Leaders Fund
Series ID	S000021052

All Classes?

Series ID Record:2

Series Name	William Blair Ultra-Short Duration Bond Fund
Series ID	S000027022

All Classes?

Series ID Record:3

Series Name	William Blair Emerging Markets Small Cap Growth Fund
Series ID	S000034349

All Classes?

Series ID Record:4

Series Name	William Blair Macro Allocation Fund
Series ID	S000034624

All Classes?

Series ID Record:5

Series Name	William Blair International Leaders Fund
Series ID	S000037763

All Classes?

Series ID Record:6

Series Name	William Blair Growth Fund
Series ID	S000008594

All Classes?

Series ID Record:7

Series Name	William Blair International Small Cap Growth Fund
Series ID	S000008595

All Classes?

Series ID Record:8

Series Name	William Blair Emerging Markets Growth Fund
Series ID	S000008596

All Classes?

Series ID Record:9

Series Name	William Blair Small Cap Value Fund
Series ID	S000008597

All Classes?

Series ID Record:10

Series Name	William Blair Short Duration Bond Fund
Series ID	S000008598

All Classes?

Series ID Record:11

Series Name	William Blair Large Cap Growth Fund
Series ID	S000008601

All Classes?

Series ID Record:12

Series Name	William Blair Small Cap Growth Fund
Series ID	S000008602

All Classes?

Series ID Record:13

Series Name	William Blair Small-Mid Cap Growth Fund
Series ID	S000008603

All Classes?

Series ID Record:14

Series Name	William Blair International Growth Fund
Series ID	S000008604

All Classes?

Series ID Record:15

Series Name	William Blair Institutional International Growth Fund
Series ID	S000008605

All Classes?

Series ID Record:16

Series Name	William Blair Mid Cap Growth Fund
Series ID	S000010050

All Classes?

Series ID Record:17

Series Name	William Blair Bond Fund
Series ID	S000017307

All Classes?

Series ID Record:18

Series Name	William Blair Global Leaders Fund
Series ID	S000019315

All Classes?

Series ID Record:19

Series Name	William Blair Small-Mid Cap Core Fund
Series ID	S000066499

All Classes?

Series ID Record:20

Series Name	William Blair Emerging Markets Debt Fund
Series ID	S000069167

All Classes?

Series ID Record:21

Series Name	William Blair China Growth Fund
Series ID	S000072753

All Classes?

Series ID Record:22

Series Name	William Blair Emerging Markets ex China Growth Fund
Series ID	S000075390

All Classes?

Series ID Record:23

Series Name	William Blair Mid Cap Value Fund
Series ID	S000075391

All Classes?

3. Investment Company Act File Number:

811-05344

Securities Act File Number Record:1

Securities Act File Number:

033-17463

4(a). Last day of fiscal year for which this Form is filed:	12/31/2022
4(b). Check box if this Form is being filed late (i.e., more than 90 calendar days after the end of the issuer’s fiscal year). (See Instruction A.2) Note: If the Form is being filed late, interest must be paid on the registration fee due.
4(c). Check box if this is the last time the issuer will be filing this Form.

5. Calculation of registration fee (if calculating on a class-by-class or series-by- series basis, provide the EDGAR identifier for each such class or series):

Series or Class (Contract) ID
(i) Aggregate sale price of securities sold during the fiscal year pursuant to section 24(f):	3989453183.00
(ii) Aggregate price of securities redeemed or repurchased during the fiscal year:	4959786015.00
(iii) Aggregate price of securities redeemed or repurchased during any prior fiscal year ending no earlier than October 11, 1995 that were not previously used to reduce registration fees payable to the Commission:	5625143694.00
(iv) Total available redemption credits [add Items 5(ii) and 5(iii)]:	10584929709.00
(v) Net sales -- if Item 5(i) is greater than Item 5(iv) [subtract Item 5(iv) from Item 5(i)]:	0.00
(vi) Redemption credits available for use in future years -- if Item 5(i) is less than Item 5(iv) [subtract Item 5(iv) from Item 5(i)]:	(6595476526.00)
(vii) Multiplier for determining registration fee (See Instruction C.9):	0.000110200
(viii) Registration fee due [multiply Item 5(v) by Item 5(vii)] (enter "0" if no fee is due):	0.00

6. Prepaid Shares

If the response to Item 5(i) was determined by deducting an amount of securities that were registered under the Securities Act of 1933 pursuant to rule 24e-2 as in effect before October 11, 1997, then report the amount of securities (number of shares or other units) deducted here:
If there is a number of shares or other units that were registered pursuant to rule 24e-2 remaining unsold at the end of the fiscal year for which this form is filed that are available for use by the issuer in future fiscal years, then state that number here:

7. Interest due -- if this Form is being filed more than 90 days after the end of the issuer’s fiscal year (see Instruction D):

0.00

8. Total of the amount of the registration fee due plus any interest due [Item 5(viii) plus Item 7]:

0.00

9. Explanatory Notes (if any):

Signatures

This report has been signed below by the following persons on behalf of the issuer and in the capacities and on the dates indicated. By (Signature and Title)*

Name and Title	Principal Financial Officer
Date	03/08/2023
Signature	/s/ John M. Raczek