20001–20100
| 20001 Marinakoren || || Marina Koren (born 1990), American science and astronomy writer for The Atlantic || |-id=m002 | 20002 Tillysmith || 1991 EM || Tilly Smith (born 1994), British girl who, by recognising the signs of a tsunami, saved many lives on the island of Phuket, December 26, 2004 || |-id=m003 | 20003 Andorfer || || Gregory P. Andorfer (1951-2020), former executive director of the Maryland Science Center. || |-id=m004 | 20004 Audrey-Lucienne || || Audrey-Lucienne Van Landeghem, last visitor at the "Space is For You" Exhibition at the Royal Observatory of Belgium in 2001 || |-id=m005 | 20005 Zagarella || || Roberto Zagarella (born 1953), Italian astronomer and founding observer of the PRISMA meteor network || |-id=m006 | 20006 Albertus Magnus || || Albertus Magnus, German theologian, philosopher and naturalist. || |-id=m007 | 20007 Marybrown || 1991 LR || Mary J. Brown, American amateur astronomer who assisted in organizing the photographic glass plate archive of the 1.2-m Schmidt Oschin Telescope at Palomar Observatory || |-id=m008 | 20008 Adacarrera || || Ada Amelia Carrera Rodriguez (1936-2020), Mexican motorcyclist, astronomer, and advocate for astronomy education || |-id=m009 | 20009 Joerao || || Joseph Rao, chief meteorologist and science editor at News 12 Westchester, guest lecturer at the Hayden Planetarium || |-id=m010 | 20010 Tomfrench || || Thomas W. French (b. 1950), a biologist and former assistant director of MassWildlife’s Natural Heritage and Endangered Species Program, led the successful reintroduction of peregrine falcons and bald eagles in Massachusetts after their native populations were wiped out due to extensive use of the insecticide DDT from the 1940s to 1972. || |-id=m011 | 20011 Baryshnikov || || Mikhail Baryshnikov (b. 1948), a Russian-born American ballet dancer, choreographer, and actor. || |-id=m012 | 20012 Ranke || || Leopold von Ranke, a professor of history in Berlin from 1825 to 1871. || |-id=m013 | 20013 Nureyev || || Rudolf Nureyev (1938–1993), a Russian-born ballet dancer, director, and choreographer. || |-id=m014 | 20014 Annalisa || || Annalisa Scarrone (b. 1985), an Italian singer and songwriter. || |-id=m015 | 20015 Liguori || 1991 SR || Domenico Liguori (b. 1970), an Italian physicist and teacher. || |-id=m016 | 20016 Rietschel || || Ernst Friedrich August Rietschel, German sculptor. || |-id=m017 | 20017 Alixcatherine || || Alix Catherine de Saint-Aignan (born 2002) is the eldest daughter of the discoverer || |-id=m018 | 20018 Paulgray || || Paul Gray (born 1972), Canadian amateur astronomer who has served as President of the Royal Astronomical Society of Canada's centers in Halifax and New Brunswich || |-id=m019 | 20019 Yukiotanaka || 1991 VN || Yukio Tanaka, Japanese baseball infielder for the Hokkaido Nippon Ham Fighters || |-id=m020 | 20020 Mipach || || Mike Powell (born 1959), Paul Owen (born 1960), and Chris Curwin (born 1959); hosts of The Sunday Night Astronomy Show, a live web show about astronomy || |-id=m021 | 20021 Kevinkell || || Kevin Kell (born 1963), Canadian amateur astronomer, served with the RASC's Kingston Center as President, Secretary, Treasurer, Equipment Loan Coordinator, and editor of the club's newsletter || |-id=m022 | 20022 Dontown || || Donald Town (born 1953), Canadian engineer, photographer, and amateur astronomer; President of the RASC's Belleville Center || |-id=m023 | 20023 Jackmegas || || Jack Megas (born 1946), planetarium educator at the Springfield Science Museum in Springfield, Massachusetts || |-id=m024 | 20024 Mayrémartínez || || Mayré Adriana Martínez Blanco, Venezuelan professional singer, winner of the 2006 "Latin American Idol" contest || |-id=m025 | 20025 Petronaviera || || Petrona Viera (1895-1960), deaf Uruguayan painter and the first female professional painter in her country || |-id=m026 | 20026 Bettyrobinson || || Betty Robinson (b. 1953) has been an RASC member since 1981. In Toronto Centre, she was Secretary from 1984–1987 and worked on their newsletter for four years. In Mississauga Centre, she edited the newsletter and served as Councillor. She served as Director of the RASC and was copy editor of the Observer's Handbook. || |-id=m027 | 20027 Michaelwatson || || Michael S. F. Watson (b. 1952) is a lawyer and a member of the RASC since 1970. He is interested in eclipses and photography. || |-id=m028 | 20028 Stansammy || || Stan Sammy (b. 1946), a Trinidad-born Canadian amateur astronomer. || |-id=m029 | 20029 Dorner || || Rudolph Dorner (1948–2022), a German-Canadian amateur astronomer, an electrician, machinist, investor and telescope collector. || |-id=m030 | 20030 Bawtenheimer || || Daniel C. Bawtenheimer (1900–1981), a Canadian amateur astronomer. || |-id=m031 | 20031 Lakehead || 1992 OO || In the early 20th century, this name described Fort William and Port Arthur in northwestern Ontario, because the twin cities were located at the head of Lake Superior. Significant because grain from the Canadian prairies was brought by rail to ships there, the cities merged in 1970 under the name Thunder Bay. It is still often referred to as the Lakehead. || |-id=m032 | 20032 McNish || || Larry McNish (b. 1950), a computer science engineer and Canadian amateur astronomer. || |-id=m033 | 20033 Michaelnoble || || Michael P. Noble (1954–2022), a Canadian amateur astronomer. || |-id=m034 | 20034 Greenhalgh || || Paul Greenhalgh (1957–2017), a Canadian amateur astronomer. || |-id=m035 | 20035 Lauriroche || || Lauri Roche (b. 1949), a retired math teacher who joined RASC Victoria Centre in 1995. || |-id=m036 | 20036 Marcboucher || || Marc Boucher (b. 1964), a Canadian entrepreneur, writer, editor and publisher. || |-id=m037 | 20037 Duke || || Michael B. Duke, American selenologist areologist and meteoriticist, at one point curator of the lunar samples returned from the Moon, later chief of the Lunar and Planetary Sciences Division of the Johnson Spacecraft Center || |-id=m038 | 20038 Arasaki || || Yoshikuni Arasaki (born 1953) has been chief of the Okinawa Prefecture Ishigaki Youth House since 2017. He is a well-known amateur astronomer and popularizer of astronomy in Ishigaki Island. He enjoys observing and photographing comets, nebulae and star clusters through his telescope. || |-id=m039 | 20039 Danfalk || || Daniel (Dan) Falk (b. 1966), a Canadian author and former co-host of the BookLab podcast. || |-id=m040 | 20040 Tatsuyamatsuyama || || Tatsuya Matsuyama (born 1983) was born in Kochi city, Japan. He teaches at University of Kochi Primary School and works as an instructor at Geisei Observatory. He is dedicated to improving mathematical skills and increasing astronomical knowledge of primary school students. || |-id=m041 | 20041 Gainor || || Christopher Gainor (b. 1954), a Canadian journalist, historian. and amateur astronomer || |-id=m042 | 20042 Mortillaro || || Nicole Mortillaro (b. 1972), a Canadian science journalist and amateur astronomer. || |-id=m043 | 20043 Ellenmacarthur || 1993 EM || Dame Ellen Patricia MacArthur, British solo long-distance yachtswoman || |-id=m044 | 20044 Vitoux || || Frédéric Vitoux (born 1944), a French writer and journalist known for his novel Bébert, Le chat de Louis-Ferdinand Céline (1976) || |-id=m045 | 20045 Semeniuk || || Ivan Alexander Semeniuk (b. 1964), a Canadian science writer. || |-id=m046 | 20046 Seronik || || Gary Seronik (b. 1961) is a Canadian astronomer, photographer and writer. || |-id=m047 | 20047 Davidsuzuki || || David Takayoshi Suzuki (b. 1936), a Canadian geneticist and science communicator. || |-id=m048 | 20048 Alfianello || || Alfianello, an Italian municipality in the province of Brescia (Lombardy). || |-id=m049 | 20049 Antoniopresti || || Antonio Presti (b. 1957), a Sicilian patron and founder of Fiumara d'Arte, an open-air museum in Sicily. || |-id=m050 | 20050 Aglaonice || || Aglaonice of Thessaly (2nd or 1st century BCE), one the earliest recorded women astronomers. || |-id=m051 | 20051 Phanostrate || || Phanostrate (4th century BCE), a Greek midwife and physician. || |-id=m052 | 20052 Kellman || || Edith Kellman (1911–2007), an American astronomer. || |-id=m053 | 20053 Cavefish || || There are over 250 fish species that are adapted to living in subterranean caves. Small, blind, and lacking pigment, cavefishes are evolutionary marvels. Comparisons between the DNA of different cavefish species can be used to unravel geologic history. Many cavefishes are threatened by human activity. || |-id=m054 | 20054 Lágrimaríos || || Lidia Mabel Benavídez Tabárez (Lágrima Ríos, 1924–2006), an Afro-Uruguayan singer who excelled in candombe and tango, the two representative genres of the Río de la Plata region. || |-id=m055 | 20055 Maríaespínola || || María Espínola Espínola (1878–1963), a Uruguayan teacher and supervisor who founded the first school of technical studies in San José de Mayo city. || |-id=m056 | 20056 Roccati || || Alessandro Roccati (born 1941), Italian archaeologist and Egyptologist. || |-id=m057 | 20057 Fabiorubeo || 1993 GC || Fabio Rubeo (born 1973), Italian amateur astronomer. || |-id=m058 | 20058 Bundalian || || Ester Inocencio Bundalian (b. 1939), an experienced Philippine eclipse chaser. || |-id=m059 | 20059 Debswoboda || || Debra Antoinette Swoboda (1955–2025), American academic who established one of the first graduate student unions at Stony Brook. || |-id=m060 | 20060 Johannforster || || Johann Reinhold Forster, 18th-century German naturalist, who (with his son Georg) accompanied James Cook on his second Pacific Voyage || |-id=m061 | 20061 Bilitza || || Dieter Bilitza (b. 1950), a German-born American physicist and a principal author of the International Reference Ionosphere (IRI), a widely-used standard for Earth’s ionospheric plasma. || |-id=m062 | 20062 Matthewgriffin || || Matthew Griffin (b. 1954), an Irish astrophysicist. || |-id=m063 | 20063 Kanakoseki || || Kanako Seki (b. 1973), a Japanese astrophysicist. || |-id=m064 | 20064 Prahladagrawal || || Prahlad Agrawal (b. 1941), an Indian high-energy astrophysicist. || |-id=m065 | 20065 Kminek || || Gerhard Kminek (b. 1968), an Austrian astronomer. || |-id=m066 | 20066 Sagov || || Stanley E. Sagov (b. 1944) is a highly respected family-practice physician who also taught at Harvard Medical School; he obtained his MD at the University of Cape Town before moving to the US. Sagov also is well known as an accomplished jazz musician. Name proposed by D. W. E. Green, whose family was attended by Dr. Sagov for nearly forty years. || |-id=m067 | 20067 Marthanieves || || Martha Nieves (1926–2014), Uruguayan artist and schoolteacher who made important contributions to plastic arts and culture. || |-id=m068 | 20068 Peterbarthel || || Pieter Dirk (Peter) Barthel, Dutch astronomer. || |-id=m069 | 20069 Monyer || || Hannah Monyer, Romanian-born German neurobiologist. || |-id=m070 | 20070 Koichiyuko || 1993 XL || Koichi Takahashi, director of the Hiroshima Chapter of the Young Astronauts Club of Japan since 1998, and his wife Yuko (a medical doctor and a pharmacist, respectively) || |-id=m073 | 20073 Yumiko || || Yumiko Fujii (born 1968) is married to the second discoverer || |-id=m074 | 20074 Laskerschueler || || Else Lasker-Schüler (1869–1945), a German-Jewish poet and playwright of the Expressionist movement || |-id=m077 | 20077 Borispodolsky || || Boris Yakovlevich Podolsky, Russian-American physicist. || |-id=m078 | 20078 Nathanrosen || || Nathan Rosen, American and Israeli physicist. || |-id=m080 | 20080 Maeharatorakichi || || Torakichi Maehara (1872–1950) was an amateur astronomer and one of the charter members of the Astronomical Society of Japan, which was founded in 1908. He established his own observatory and made many visual and photographic observations, including Halley's comet in 1910. || |-id=m081