Pi Million Subscribers

3 - Me: Brady Haran

1 - James Grime - (**)

4 - Kevin Lieber from Vsauce2

1 - Mark Rober

5 - Sarah Wiseman - (**)

9 - Simon Singh - (**)

2 - Stephanie Kent - (**)

6 - Steve Mould - (**)

5 - Ben Sparks - (**)

3 - John Urschel - (**)

5 - Sabetta Matsumoto - (**)

8 - Derek Muller from Veritasium - (**)

9 - Kylie Pentelow - (**)

7 - Carlo Séquin - (**)

9 - Bobby Seagull

3 - Hannah Fry - (**)

2 - CGP Grey from Hello Internet - (**)

3 - Daniel Litt - (**)

8 - Edward Frenkel - (**)

4 - Federico Ardilla - (**)

6 - Emily Calandrelli - The Space Gal

2 - Vi Hart - (**)

6 - Jenny Hammerton - (**)

4 - Tim Hein from The Unmade Podcast - (**)

3 - Ron Graham of Graham’s Number fame - (**)

3 - Tony Padilla - (**)

8 - Katie Mack

3 - Seb

2 - Tom Scott - (**)

7 - Kurzgesagt

9 - Lê Nguyên Hoang

5 - Adam Savage

0 - Zvezdelina Stankova - (**)

2 - Destin Sandlin from Smarter Every Day - (**)

8 - Matt Whitman

8 - Alex from LowSpecGamer - (**)

4 - Sean Riley from Computerphile

1 - Dave Brown from boyinaband - (**)

9 - David Eisenbud from MSRI - (**)

7 - Hank Green - (**)

1 - Helen Arney - (**)

6 - Susan Okereke

9 - Dabchick via Barnbaby Dixon

3 - Phil Moriarty - (**)

9 - Matt Parker - (**)

9 - Matt Parker - (**)

3 - Michael Stevens from Vsauce - (**)

7 - Grant Sanderson from 3Blue1Brown - (**)

5 - Captain Disillusion

1 - Holly Krieger - (**)

0 - Jonathan Tallant - (**)

5 - Katie Steckles - (**)

8 - Logan Smalley from TED-Ed - (**)

2 - Emily Graslie from The Brain Scoop

0 - Henry Reich from Minute Physics - (**)

9 - Bruce Benamran from e-penser

7 - Henry Segerman - (**)

4 - Andrew Booker The Summer of Cubes - (**)

9 - Bethany Palumbo - (**)

4 - Ed Copeland - (**)

4 - James Hennessy from Objectivity - (**)

5 - Cliff Stoll - (**)

9 - Joe Hanson from It’s Okay To Be Smart - (**)

2 - Ken Ribet - (**)

3 - Steven Strogatz - (**)

0 - Dianna Cowern from Physics Girl - (**)

7 - Simon Pampena - (**)

8 - Brian McManus from Real Engineering - (**)

1 - Caleb Ashley - (**)

6 - Dave Brailsford - (**)

4 - Laura Outterside - (**)

0 - Mike Merrifield - (**)

6 - Martyn Poliakoff - (**)

2 - James Maynard - Prime Mathematician - (**)

8 - Neil Sloane from the OEIS - (**)

6 - Rob Miles - (**)

2 - Stan Muller from Crash Course

0 - Steve Bagley from Computerphile - (**)

8 - Tom Crawford - (**)

9 - Matt Parker - (**)

9 - Matt Parker - (**)

8 - Dr Becky Smethurst - (**)

6 - James Grime - (**)

2 - Johnny Ball

8 - Jason Davison - (**)

0 - Alex Dainis - (**)

3 - Creepy Face Puppet via Barnaby Dixon

4 - Matt Parker - (**)

8 - Rob Eastaway - (**)

2 - Alan Stewart - our music maestro - (**)

5 - John Green - (**)

3 - Jake Roper from Vsauce3

4 - Ria Symonds - (**)

2 - Mike Pound from Computerphile - (**)

1 - Jabrils

1 - Colin Wright - (**)

7 - Pete Watts (**)

0 - Alex Bellos - (**)

6 - Keith Moore from The Royal Society - (**)

7 - Maddie Moate

9 - Bobak Ferdowsi

8 - Scott Manley

2 - Greg Foot

1 - Pete McPartlan - our artist/animator - (**)

4 - Calvin Lin from our frequent sponsor Brilliant

8 - Zandra Vinegar also from Brilliant

0 - Maggie Lieu

8 - Casandra Monroe - (**)

6 - Daniel Erman - (**)

5 - Simon Clark

1 - J Willgoose Esq from Public Service Broadcasting - (**)

3 - Bobby Wilson - (**)

2 - YouTube’s Ted Hamilton of 301 fame - (**)

8 - Patreon supporters

2 - Patreon supporters

3 - Patreon supporters

0 - Patreon supporters

6 - Patreon supporters

6 - Patreon supporters

4 - Mark Jago, Aimee, Jake Chudnow and Jason Shiga

7 - Bobby, Ben, Alex and Alex

0 - Carlo, Bruce, Captain D and Bobby

9 - A Parker Square of Matts

3 - John, Hank, Stan and Becky

8 - Susan, Simon, Maddie and Greg

4 - Destin, Dirk, Hannah and Matt

4 - Logan, Kylie, Hannah and Stephanie

6 - Jake, Michael, Kevin and Jake

0 - Grant, Emily, Holly and Jabrils

9 - James, John, Neil and David

5 - Vi, Henry, Tom and Mark