| Willard Libby | KB07BD53B1 | unknown | open | Wikipedia List of University of California, Los Angeles people#7TCX |
| Willard Thorp | GZH6XJBVS6 | unknown | open | Wikipedia List of fellows of the American Statistical Association#G4KT |
| Willard Van Orman Quine | 558EXPWBX3 | topic | open | Wikipedia Willard Van Orman Quine, Wikidata Q214969 |
| Willard Van Orman Quine | XZPF8YPCJY | topic | open | Wikipedia List of logicians#B7QU |
| Willcox, Walter Francis | G46VZGKRQQ | unknown | open | Wikipedia List of statisticians#4JVQ |
| Willem Abraham Wythoff | DZ1KB7F91C | topic | open | Wikipedia Willem Abraham Wythoff, Wikidata Q440426 |
| Willem de Sitter | 6W39MATWJ0 | unknown | open | Wikipedia List of people by Erdős number#46LE |
| Willem de Sitter | 7GHQCPY7FR | unknown | open | Wikipedia List of contributors to general relativity#SE3Q |
| Willem Heiser | A8H7RA613C | topic | open | Wikipedia Willem Heiser, Wikidata Q15059158 |
| Willem Jacob van Stockum | Q45JVAYYQ6 | topic | open | Wikipedia List of contributors to general relativity#VBCR |
| Willem Jacob van Stockum | SE9HJMNAN3 | topic | open | Wikipedia Willem Jacob van Stockum, Wikidata Q1876226 |
| Willem R. Van Zwet | 15J7E4CRC5 | topic | open | Wikipedia List of fellows of the American Statistical Association#FJH6 |
| Willem van der Woude | H4BC6FHBSV | topic | open | Wikipedia Willem van der Woude, Wikidata Q2214076 |
| Willem van der Woude | JQGB9BH7EN | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#QIIL |
| Willem van Est | W0NHHJPF7C | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q3901234, nLab Willem van Est |
| Willem van Zwet | M5WR0HS22Q | topic | open | Wikipedia List of presidents of the Institute of Mathematical Statistics#MGL3 |
| Willem van Zwet | YPXZ5NBEHD | topic | open | Wikipedia Willem van Zwet, Wikidata Q15854600 |
| Willems' fundamental lemma | 615FVNKHB0 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.25431#ZGAV |
| Willerton's fish | GPQ0X5EMG9 | definition | open | Wikipedia Willerton's fish, Wikidata Q25221664 |
| Willford I. King | KGZ8V6Q7TT | unknown | open | Wikipedia List of fellows of the American Statistical Association#CL1Q |
| Willi Jäger | KFKPJBFQZ9 | topic | open | Wikipedia Willi Jäger, Wikidata Q92288 |
| Willi Rinow | H731D9PWRJ | topic | open | Wikipedia List of German mathematicians#XS8Q |
| Willi Rinow | Z7NC8Y5J2N | topic | open | Wikipedia Willi Rinow, Wikidata Q98031 |
| William A. Barnett | N6AF6BZF4Z | unknown | open | Wikipedia List of fellows of the American Statistical Association#4XV9 |
| William A. Fowler | RNGGGWQRPR | unknown | open | Wikipedia List of contributors to general relativity#VOXH |
| William A. Massey | GKY7AZFBFE | topic | open | Wikipedia William A. Massey (mathematician), Wikidata Q8004000 |
| William A. Massey | SV13RJHV44 | topic | open | Wikipedia List of people by Erdős number#BNGI |
| William A. Stein | YQMQZKVTZA | topic | open | Wikipedia William A. Stein, Wikidata Q6315203 |
| William A. Veech | TVJEHCJJFS | topic | open | Wikipedia William A. Veech, Wikidata Q2580857 |
| William Abikoff | WFMG5C2KAY | topic | open | Wikipedia William Abikoff, Wikidata Q15854630 |
| William Allen Whitworth | T3XA38Y2ZQ | topic | open | Wikipedia William Allen Whitworth, Wikidata Q8004365 |
| William Alvin Howard | WVM48DQYQ6 | topic | open | Wikipedia William Alvin Howard, Wikidata Q2577855 |
| William Alvin Howard | ZTEMEY0MAN | topic | open | Wikipedia List of logicians#2LZP |
| William Anthony Granville | R4FWX8HRKC | topic | open | Wikipedia William Anthony Granville, Wikidata Q3710489 |
| William Arthur | VHP8DF6FKR | topic | open | Wikipedia William Arthur (mathematician), Wikidata Q8004575 |
| William Arthur Kirk | 5S5708Z0BF | topic | open | Wikipedia William Arthur Kirk, Wikidata Q972998 |
| William Arveson | W5V6FD86E8 | topic | open | Wikipedia William Arveson, Wikidata Q711281 |
| William B. Bonnor | CHBWK3D36J | unknown | open | Wikipedia List of contributors to general relativity#P680 |
| William B. Gragg | 65BRRCBM3M | topic | open | Wikipedia William B. Gragg, Wikidata Q18686443 |
| William B. Johnson | KENDG4KS46 | topic | open | Wikipedia William B. Johnson (mathematician), Wikidata Q2577912 |
| William B. Johnson | SQPGAETGYN | topic | open | Wikipedia List of people by Erdős number#EP2E |
| William Beckner | CNZE7JG5X5 | topic | open | Wikipedia William Beckner (mathematician), Wikidata Q8005305 |
| William Beckner | TAK7726E8S | topic | open | Wikipedia List of people by Erdős number#OACR, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#6NY8 |
| William Bigelow Easton | G70EB3WHEB | topic | open | Wikipedia William Bigelow Easton, Wikidata Q17748093 |
| William Binney | QRQ95DN7GQ | topic | open | Wikipedia William Binney (intelligence official), Wikidata Q13566454 |
| William Blencowe | ZAX4JHK6A1 | topic | open | Wikipedia William Blencowe, Wikidata Q2360956 |
| William Bodiford | F3SY85W2MN | unknown | open | Wikipedia List of University of California, Los Angeles people#OJXU |
| William Boone | RD40AE98NK | topic | open | Wikipedia William Boone (mathematician), Wikidata Q8005704 |
| William Bourne | SZHJKZ0AXE | topic | open | Wikipedia William Bourne (mathematician), Wikidata Q3568450 |
| William Braikenridge | 74VB4ANBX9 | topic | open | Wikipedia William Braikenridge, Wikidata Q15994322 |
| William Brereton, 3rd Baron Brereton | X40SRENKAQ | topic | open | Wikipedia William Brereton, 3rd Baron Brereton, Wikidata Q8005897 |
| William Brouncker, 2nd Viscount Brouncker | Z9RY65X7FR | topic | open | Wikipedia William Brouncker, 2nd Viscount Brouncker, Wikidata Q451693 |
| William Browder | H1D02GS2DZ | topic | open | Wikipedia List of Jewish mathematicians#CQQV |
| William Browder | JND2QP7H22 | topic | open | Wikipedia William Browder (mathematician), Wikidata Q1398951 |
| William Browder | MKE59BC74Z | topic | open | Wikipedia List of people by Erdős number#D2Z9, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#JSP3, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#MNPL |
| William Burnside | QDRGCRYQQG | topic | out_of_scope (a person, not an item of mathematics) | Wikidata Q442983, nLab William Burnside, Wikipedia William Burnside |
| William C. Davidon | GY16BAYDBS | topic | open | Wikipedia William C. Davidon, Wikidata Q15619198 |
| William C. Krumbein | W42SHQB565 | unknown | open | Wikipedia List of fellows of the American Statistical Association#JOZ5 |
| William C. Waterhouse | 8ZPGJ3WD6T | topic | open | Wikipedia William C. Waterhouse, Wikidata Q8006417 |
| William Caspar Graustein | 6NMFENXWAB | topic | open | Wikipedia William Caspar Graustein, Wikidata Q1229319 |
| William Casselman | JTCNSN79P8 | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#RTAR |
| William Chapple | BEFRG2FK90 | topic | open | Wikipedia William Chapple (surveyor), Wikidata Q18531097 |
| William Charles Brenke | Y8H7668DNQ | topic | open | Wikipedia William Charles Brenke, Wikidata Q8006717 |
| William Christopher Swinbank | BJA5MJ651H | topic | open | Wikipedia William Christopher Swinbank, Wikidata Q66737948 |
| William Clarke | AM1W1TC2KX | topic | open | Wikipedia William Clarke (cryptographer), Wikidata Q8006851 |
| William Cook | J3AKJ7E91Y | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#6H3J |
| William Craig | F34WBVZFNH | topic | open | Wikipedia William Craig (philosopher), Wikidata Q8007226 |
| William Craig | SAP5YMW3X9 | topic | open | Wikipedia List of logicians#15H3 |
| William Crawley-Boevey | 5VEG25HQ7Y | topic | open | Wikipedia William Crawley-Boevey, Wikidata Q1515459 |
| William Crawley-Boevey | N0RJF7FX74 | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#7Y69 |
| William Davidson Niven | S64RQFHCC2 | topic | open | Wikipedia William Davidson Niven, Wikidata Q15990201 |
| William Duke | 2QAN8MCA3G | topic | open | Wikipedia William Duke (mathematician), Wikidata Q15453808 |
| William Duke | XAF3C0DRZH | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#VMF3 |
| William Dunham | GV2DBFXJTC | topic | open | Wikipedia William Dunham (mathematician), Wikidata Q3568579 |
| William E. Winkler | Q2NBAQ7NRT | unknown | open | Wikipedia List of fellows of the American Statistical Association#SNEP |
| William Edge | 9N2PNDY8AE | topic | open | Wikipedia List of people by Erdős number#QW4G |
| William Edge | EB4N9Z8HM1 | topic | open | Wikipedia William Edge (mathematician), Wikidata Q8008390 |
| William Edward Hodgson Berwick | CVB707PZQE | topic | open | Wikipedia William Edward Hodgson Berwick, Wikidata Q8008439 |
| William Edward Story | G9776G3BZN | topic | open | Wikipedia William Edward Story, Wikidata Q3709927 |
| William Elwood Byerly | 531SNF70CR | topic | open | Wikipedia William Elwood Byerly, Wikidata Q22017374 |
| William Emerson | FBT2J6QCNF | topic | open | Wikipedia William Emerson (mathematician), Wikidata Q3031685 |
| William English Kirwan | FJVG6D549G | unknown | open | Wikipedia List of people by Erdős number#YE0Y |
| William Ernest Johnson | 6CEW0WH5VN | topic | open | Wikipedia List of logicians#OZGY |
| William Ernest Johnson | JPN1TKSNDF | topic | open | Wikipedia William Ernest Johnson, Wikidata Q2578676 |
| William Esson | NBER74F4TD | topic | open | Wikipedia William Esson, Wikidata Q536514 |
| William F. Barnes | CJF2EJBYKD | unknown | open | Wikipedia List of University of California, Los Angeles people#OGFE |
| William F. Donoghue Jr. | 18KMMBE027 | topic | open | Wikipedia William F. Donoghue Jr., Wikidata Q38123846 |
| William F. Friedman | 964Y8KBWK6 | topic | open | Wikipedia William F. Friedman, Wikidata Q969082 |
| William F. Friedman | R7A6DF0D0R | topic | open | Wikipedia List of cryptographers#I4TP |
| William F. Sharpe | A2C7K4RKRB | unknown | open | Wikipedia List of University of California, Los Angeles people#R3YA |
| William Farr | VBH29CGX7F | topic | open | Wikipedia William Farr, Wikidata Q3043711 |
| William Feller | 5SSFB0M62J | topic | open | Wikipedia List of people by Erdős number#E15M, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#FFID, Wikipedia List of fellows of the American Statistical Association#H9P2 |
| William Feller | 63XVRXNX6S | topic | open | Wikipedia List of presidents of the Institute of Mathematical Statistics#U7KQ |
| William Feller | MG4CFCJPFG | topic | open | Wikipedia List of mathematical probabilists#0BB7 |
| William Feller | QFDQ2ACY37 | topic | open | Wikipedia William Feller, Wikidata Q201426 |
| William Feller | VHX6CTJK53 | topic | open | Wikipedia List of Jewish mathematicians#224M |
| William Fielding Ogburn | VJPT8Z4FYD | unknown | open | Wikipedia List of fellows of the American Statistical Association#0WH6 |
| William Fleetwood Sheppard | 3EMHTK2SYG | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#EK0Y, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#Z95Q |
| William Fleetwood Sheppard | BE98CZ342X | topic | open | Wikipedia William Fleetwood Sheppard, Wikidata Q15506089 |
| William Floyd | 7QDE4BASP6 | topic | open | Wikipedia William Floyd (mathematician), Wikidata Q3828617 |