We're nearly halfway through 2023, and this is your reminder that many famous child stars are not little kids anymore.

5000 Broadway Productions / Via giphy.com

Here are 21 former kid performers who are now grown adults, then and now.

1.Hailee Steinfeld then, in 2010:

Hailee Steinfeld now:

Here's a side-by-side:

2.Freddie Highmore then, in 2005:

Freddie Highmore now:

Here's a side-by-side:

3.Kyla Pratt then, in 2001:

Kyla Pratt now:

Here's a side-by-side:

4.Frankie Muniz then, in 1998:

Frankie Muniz now:

Here's a side-by-side:

5.Mara Wilson then, in 2000:

Mara Wilson now:

Here's a side-by-side:

6.Imani Hakim then, in 2006:

Imani Hakim now:

Here's a side-by-side:

7.Khleo Thomas then, in 2003:

Khleo Thomas now:

Here's a side-by-side:

8.Brenda Song then, in 2006:

Brenda Song now:

Here's a side-by-side:

9.Jake T. Austin then, in 2007:

Jake T. Austin now:

Here's a side-by-side:

10.Hilary Duff then, in 2001:

Hilary Duff now:

Here's a side-by-side:

11.Cole and Dylan Sprouse then, in 2005:

Cole and Dylan Sprouse now:

Here's a side-by-side:

12.Daniel Curtis Lee then, in 2004:

Daniel Curtis Lee now:

Here's a side-by-side:

13.Alyson Stoner then, in 2006:

Alyson Stoner now:

Here's a side-by-side:

14.Rupert Grint then, in 2000:

Rupert Grint now:

Here's a side-by-side:

15.Abigail Breslin then, in 2008:

Abigail Breslin now:

Here's a side-by-side:

16.Jonathan Lipnicki then, in 2002:

Jonathan Lipnicki now:

Here's a side-by-side:

17.Moises Arias then, in 2007:

Moises Arias now:

Here's a side-by-side:

18.Miranda Cosgrove then, in 2006:

Miranda Cosgrove now:

Here's a side-by-side:

19.Romeo Miller then, in 2003:

Romeo Miller now:

Here's a side-by-side:

20.Daryl Sabara then, in 2001:

Daryl Sabara now:

Here's a side-by-side:

21.And lastly, Chloë Grace Moretz then, in 2010:

Chloë Grace Moretz now:

Here's a side-by-side:

Which of these child stars were your faves? Let us know in the comments below!