| Robert B. Davis | MEDSJXGXMD | topic | open | Wikipedia Robert B. Davis, Wikidata Q28970656 |
| Robert Baldwin Hayward | GYV62HTK31 | topic | open | Wikipedia Robert Baldwin Hayward, Wikidata Q17421400 |
| Robert Bartnik | BSDQWTTN3X | unknown | open | Wikipedia List of contributors to general relativity#6INI |
| Robert Bartnik | W8G5XDZGHZ | unknown | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#IQZR |
| Robert Behringer | ZHG8BVY0XY | unknown | open | Wikipedia List of people by Erdős number#3HO3 |
| Robert Berger | MY4SPNZ70G | topic | open | Wikipedia Robert Berger (mathematician), Wikidata Q7342045 |
| Robert Berman | W8A1AJHDA0 | unknown | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#8XI9 |
| Robert Bernecky | 1V8C2GYTV5 | unknown | open | Wikipedia List of people by Erdős number#KPBZ |
| Robert Bixby | FNATY1VR1G | topic | open | Wikipedia Robert Bixby, Wikidata Q7342120 |
| Robert Blanché | P46NK2MQ5V | topic | open | Wikipedia Robert Blanché, Wikidata Q3434590 |
| Robert Blumenthal | XSVH7NB1ZB | topic | open | Wikipedia List of mathematical probabilists#CXO1 |
| Robert Brandenberger | 44Z2A6B0WA | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q7342315, nLab Robert Brandenberger |
| Robert Brandenberger | QNZ5T73JX9 | unknown | open | Wikipedia List of string theory topics#EY52 |
| Robert Brandom | WBEDNA8KC3 | topic | out_of_scope (a person, not an item of mathematics) | Wikidata Q1312168, nLab Robert Brandom, Wikipedia Robert Brandom |
| Robert Breusch | NME3FX6EHA | topic | open | Wikipedia Robert Breusch, Wikidata Q7342342 |
| Robert Brooks | YP6WM62M2T | topic | open | Wikipedia List of Jewish mathematicians#0YEK |
| Robert Brout | 5VN22Y7WCA | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q151833, nLab Robert Brout |
| Robert Brown Gardner | SCC45N8DAN | topic | open | Wikipedia Robert Brown Gardner, Wikidata Q14005687 |
| Robert Bruce Merrifield | DVSCZ7SKF2 | unknown | open | Wikipedia List of University of California, Los Angeles people#RW6N |
| Robert Bruner | R7EEJCY6SQ | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q7342467, nLab Robert Bruner |
| Robert Bryant | FYTVPAP1FH | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#SSPB |
| Robert Bryant | ZZ4HPWZ3Y1 | topic | open | Wikipedia Robert Bryant (mathematician), Wikidata Q4301236 |
| Robert C. Elston | 7K618VN5S4 | topic | open | Wikipedia List of fellows of the American Statistical Association#GI01 |
| Robert C. Elston | VQMYST21W0 | topic | open | Wikipedia Robert C. Elston, Wikidata Q7342597 |
| Robert C. Farrell | CD1EHK2JC7 | unknown | open | Wikipedia List of University of California, Los Angeles people#WBCX |
| Robert C. Griffiths | FXZQKQJ7NT | unknown | open | Wikipedia List of people by Erdős number#X93K |
| Robert C. Gunning | CTB9FK37DQ | topic | open | Wikipedia List of people by Erdős number#9NY3 |
| Robert C. Gunning | DTRHQJ9QSD | topic | open | Wikipedia Robert C. Gunning, Wikidata Q2157386 |
| Robert C. James | P0R60684D8 | topic | open | Wikipedia Robert C. James, Wikidata Q1580530 |
| Robert C. O'Brien | 779TSG8721 | unknown | open | Wikipedia List of University of California, Los Angeles people#6WW3 |
| Robert C. Prim | KC9KS4PAS7 | topic | open | Wikipedia Robert C. Prim, Wikidata Q92939 |
| Robert Cahaly | 72S5GDZEA9 | topic | open | Wikipedia Robert Cahaly, Wikidata Q100707809 |
| Robert Calderbank | Z4EC2Q107A | topic | open | Wikipedia Robert Calderbank, Wikidata Q7342689 |
| Robert Calderbank | ZM6Y0P76QA | topic | open | Wikipedia List of people by Erdős number#0P0B |
| Robert Charles Vaughan | A90DTAP78K | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#J4RM |
| Robert Clifford Gunning | RWEZMNZPCD | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#OEQO |
| Robert Connelly | 8TEZS3K9CX | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q3672706, nLab Robert Connelly |
| Robert Connelly | WJBY2YG74F | unknown | open | Wikipedia List of people by Erdős number#7CGB, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#7VB0 |
| Robert Coveyou | HY3ZYVKJ7V | topic | open | Wikipedia Robert Coveyou, Wikidata Q2264482 |
| Robert Creighton Buck | JMQ20DHZWE | topic | open | Wikipedia Robert Creighton Buck, Wikidata Q2156789 |
| Robert D. Gibbons | KHZ9ZAS2TD | topic | open | Wikipedia List of fellows of the American Statistical Association#599Z |
| Robert D. Gibbons | X8BMYBPXW8 | topic | open | Wikipedia Robert D. Gibbons, Wikidata Q46996511 |
| Robert D. Hough | E6M4EDX08X | topic | open | Wikipedia Robert D. Hough, Wikidata Q46181506 |
| Robert D. Russell | 89TGJ0WVM0 | topic | open | Wikipedia Robert D. Russell, Wikidata Q7343344 |
| Robert Daniel Carmichael | 6ZH9VQN30D | topic | open | Wikipedia Robert Daniel Carmichael, Wikidata Q982962 |
| Robert Daverman | RZ8RP0VDA3 | topic | open | Wikipedia Robert Daverman, Wikidata Q102128866 |
| Robert de Montessus de Ballore | 9EDE11PGB2 | topic | open | Wikipedia Robert de Montessus de Ballore, Wikidata Q3436704 |
| Robert de Montessus de Ballore | WVJRJXCW4H | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#2OX8 |
| Robert Duncan MacPherson | SWA49P5S8Y | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#1UIM |
| Robert E. Chaddock | RWV34RPG1T | topic | open | Wikipedia Robert E. Chaddock, Wikidata Q123730808 |
| Robert E. Chaddock | Y0HA5WW8GE | topic | open | Wikipedia List of fellows of the American Statistical Association#D7UN |
| Robert E. Johnson | VWM6CJQJ91 | topic | open | Wikipedia Robert E. Johnson (scientist), Wikidata Q48800949 |
| Robert E. Lipsey | WZ7B5164A0 | unknown | open | Wikipedia List of fellows of the American Statistical Association#L4DB |
| Robert E. Valett | NBHGACSZZ6 | topic | open | Wikipedia Robert E. Valett, Wikidata Q28741278 |
| Robert Edgar Allardice | 2QVKNT6414 | topic | open | Wikipedia Robert Edgar Allardice, Wikidata Q37723419 |
| Robert Edmund O'Malley | CXZNSK49AC | topic | open | Wikipedia Robert Edmund O'Malley, Wikidata Q7343963 |
| Robert Edouard Moritz | 9HRGFRSTC1 | topic | open | Wikipedia Robert Edouard Moritz, Wikidata Q7343967 |
| Robert Edouard Moritz | NFTJHC9FN4 | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#85AM, Wikipedia List of German mathematicians#1CMO |
| Robert Ellis | KP5406D6M6 | topic | open | Wikipedia Robert Ellis (mathematician), Wikidata Q56599748 |
| Robert Ernest Gompf | PEDZ3GZZA4 | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#NLKX |
| Robert Everist Greene | 6F6NKR0S60 | topic | open | Wikipedia List of people by Erdős number#HIUF |
| Robert Everist Greene | QD0GEAVKG3 | topic | open | Wikipedia Robert Everist Greene, Wikidata Q28730171 |
| Robert Evert Stong | F0VWYMVX42 | topic | out_of_scope (a person, not an item of mathematics) | Wikidata Q2158898, nLab Robert Stong, Wikipedia Robert Evert Stong |
| Robert F. Boruch | D6TK10G72A | topic | open | Wikipedia Robert F. Boruch, Wikidata Q60677775 |
| Robert F. Boruch | XVBJ4G96P5 | topic | open | Wikipedia List of fellows of the American Statistical Association#BNXD |
| Robert F. Coleman | 9CG9X4D63K | topic | open | Wikipedia Robert F. Coleman, Wikidata Q2157053 |
| Robert F. Coleman | JDZ8HRFRR5 | topic | open | Wikipedia List of people by Erdős number#QTKT |
| Robert F. Engle | WEXKDZT6JJ | unknown | open | Wikipedia List of fellows of the American Statistical Association#YAKZ |
| Robert F. Tichy | 2GYBDTZDE8 | topic | open | Wikipedia Robert F. Tichy, Wikidata Q2158985 |
| Robert Ferber | 76FCFPCWC2 | unknown | open | Wikipedia List of fellows of the American Statistical Association#IT92 |
| Robert Fernholz | 6BBXMFS1QV | topic | open | Wikipedia Robert Fernholz, Wikidata Q19957772 |
| Robert Feys | HKA8V58D4D | topic | open | Wikipedia Robert Feys, Wikidata Q15490557 |
| Robert Finn | GYZGQP7V4W | topic | open | Wikipedia Robert Finn (mathematician), Wikidata Q15454570 |
| Robert Fones Williams | WCSC8MC3B7 | unknown | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#Q439 |
| Robert Forsyth Scott | 8W7B2S84VK | topic | open | Wikipedia Robert Forsyth Scott, Wikidata Q7344448 |
| Robert Fortet | 2H3344SN0E | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#HO9K |
| Robert Fortet | DVC390A4F8 | topic | open | Wikipedia Robert Fortet, Wikidata Q7344447 |
| Robert Franklin Muirhead | BR3N0ES1T0 | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#TA69 |
| Robert Franklin Muirhead | STNYPJ2B2R | topic | open | Wikipedia Robert Franklin Muirhead, Wikidata Q7344499 |
| Robert Fricke | BWNW5NTJ01 | topic | open | Wikipedia Robert Fricke, Wikidata Q91664 |
| Robert Fricke | HA86D5FV13 | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#B5BV, Wikipedia List of German mathematicians#7N90 |
| Robert Frucht | 841W0F9XN5 | topic | open | Wikipedia List of German mathematicians#9IRB |
| Robert Frucht | FRGX9K3WNT | topic | open | Wikipedia List of Jewish mathematicians#5KA9 |
| Robert Frucht | JY4ND9C2Z4 | topic | open | Wikipedia Robert Frucht, Wikidata Q522384 |
| Robert G. Bartle | X0YHBD49VC | topic | open | Wikipedia Robert G. Bartle, Wikidata Q7344595 |
| Robert G. Bland | 78V3TWJKPT | topic | open | Wikipedia Robert G. Bland, Wikidata Q7344597 |
| Robert G. Bland | F4BM3ZMW34 | topic | open | Wikipedia List of people by Erdős number#I4T0 |
| Robert G. Gallager | C3T8XP3EJY | unknown | open | Wikipedia List of people by Erdős number#L9F4 |
| Robert Gentleman | SG0DV0C9HN | unknown | open | Wikipedia List of fellows of the American Statistical Association#PZIR |
| Robert Geroch | XN85VJD8AW | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q2157273, nLab Robert Geroch |
| Robert Ghrist | 53GSHSAFHQ | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#4C94 |
| Robert Ghrist | WNVBJ5JBJH | topic | out_of_scope (a person, not an item of mathematics) | Wikidata Q2157267, nLab Robert Ghrist, Wikipedia Robert Ghrist |
| Robert Giffen | XVDQ4AMBDS | topic | open | Wikipedia Robert Giffen, Wikidata Q961773 |
| Robert Goldblatt | H1X5BVAR6K | topic | out_of_scope (a person, not an item of mathematics) | Wikidata Q7344830, nLab Robert Goldblatt, ProofWiki Mathematician:Robert_Ian_Goldblatt, Wikipedia Robert Goldblatt |
| Robert Gompf | 18Y7P6C94P | topic | open | Wikipedia Robert Gompf, Wikidata Q15435327 |
| Robert Gompf | 8VR8BCRCZY | topic | open | Wikipedia List of people by Erdős number#BGFY |
| Robert Goodell Brown | R593DSNJG4 | topic | open | Wikipedia Robert Goodell Brown, Wikidata Q20273433 |
| Robert Gordon of Straloch | Z56PJ44HYV | topic | open | Wikipedia Robert Gordon of Straloch, Wikidata Q7344875 |
| Robert Graham Leigh | Q9R3Q0C5K1 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q7346836, nLab Robert Leigh |
| Robert Griess | 637T80TPBR | topic | open | Wikipedia List of people by Erdős number#Z3WZ, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#0P0V |