| Date | Race Name | Location | Class | Winner | Second | Third | Ref |
| 1 March | Greek MTB Series – Salamina Epic Race #4 |  Salamis | 1 |  Andri Frischknecht (SUI)
 Emeline Detilleux (BEL) |  Oleksandr Hudyma (UKR)
 Greta Seiwald (ITA) |  Max Foidl (AUT)
 Lotte Koopmans (NED) | [39] |
| 1–2 March | 2023 Thailand Mountain Bike Cup 1 |  Phichit | 1 |  Caleb Bottcher (NZL)
 Sayu Bella Sukma Dewi (INA) | Zaenal Fanani (INA)
 Ya Yu Tsai (TPE) | Feri Yudoyono (INA)
Yonthanan Phonkla (THA) | [40] |
| 2–5 March | Luxliner Route 66 MTB Experience – XCMS |  Magaliesburg | S2 | Shaun-Nick Bester (RSA) | Frans Claes (BEL) | Tlotlo Selala (RSA) | [41] |
| 4 March | Greek MTB Series – Salamina Epic Race #6 | Salamis | HC | Andri Frischknecht (SUI)
Emeline Detilleux (BEL) |  Gil Ly Gonen (ISR)
 Savilia Blunk (USA) | Max Foidl (AUT)
Lotte Koopmans (NED) | [42] |
| 4 March | AusCycling MTB National Series #3 |  Gold Coast | 2 | Sam Fox (AUS)
Katherine Hosking (AUS) | Cameron Wright (AUS)
Holly Lubcke (AUS) | Brent Rees (AUS)
Hayley Oakes (AUS) | [43] |
| 4 March 2023 | Gran Premio Internacional Candeleda – Gredos – XCC |  Candeleda | 3 | David Campos Motos (ESP)
Lucía Gómez (ESP) | Ismael Esteban Agüero (ESP)
 Janika Lõiv (EST) | Alberto Mingorance (ESP)
 Matylda Szczecińska (POL) | [44] |
| 4 March 2023 | Medellín Cerro Abajo |  Medellín | 3 | Juan Fernando Vélez (COL)
| Sebastián Holguín (COL)
|  Lucas Borba (BRA)
| [45] |
| 4–5 March | Taça Brasil Copa Soul Sul Mineiro Internacional XCO-XCC | Lavras | 1 | Henrique Avancini (BRA) (XCO)
Raiza Goulão (BRA) (XCO)
Henrique Avancini (BRA) (XCC)
Raiza Goulão (BRA) (XCC) | José Gabriel Marques (BRA) (XCO)
Karen Olímpio (BRA) (XCO)
Gustavo Xavier Oliveira (BRA) (XCC)
Karen Olímpio (BRA) (XCC) | Guilherme Müller (BRA) (XCO)
Isabella Lacerda (BRA) (XCO)
Luiz Cocuzzi (BRA) (XCC)
Leticia Cândido (BRA) (XCC) | [46] |
| 4–5 March | 1ª Taça de Portugal XCO – Melgaço International XCO |  Melgaço | NC/1 | Mário Costa (POR)
Raquel Queirós (POR) |  Clement Izquierdo (FRA)
Constance Valentin (FRA) |  Chris Dawson (IRL)
Ana Santos (POR) | [47] |
| 4–5 March | Puerto Rico MTB Cup |  Rincón | 1 |  Martín Vidaurre (CHI)
Gwendalyn Gibson (USA) |  Gerardo Ulloa (MEX)
Daniela Campuzano (MEX) | Georwill Pérez (PUR)
Hercília Najara (BRA) | [48] |
| 4–5 March | Abierto Argentino de XCO XCC UCI Clase II 2023 #1 |  Esquel | 2 | Fernando Contreras (ARG) (XCO)
Inés Gutiérrez (ARG) (XCO)
Agustín Durán (ARG) (XCC)
Inés Gutiérrez (ARG) (XCC) | Agustín Durán (ARG) (XCO)
Julieta Benedetti (ARG) (XCO)
Fernando Contreras (ARG) (XCC)
Juana Carnicero (ARG) (XCC) | Jorge Macias (ARG)
Juana Carnicero (ARG) (XCO)
Joaquín Vera (ARG) (XCC)
Pilar Adoue (ARG) | [49] |
| 4–5 March | International Chile Cup Tumbes | Tumbes | 2 | Ignacio Gallo (CHI)
Yarela González (CHI) | Nicolás Delich (CHI)
Maria Moreno (CHI) | Sebastián Maldonado (CHI)
Pilar Corvalán (CHI) | [50] |
| 5 March | VTT Chabrières 2023 | Guéret | 1 | Jens Schuermans (BEL)
Noémie Garnier (FRA) | Maxime Loret (FRA)
Juliette Trombini (FRA) | Thibault Daniel (FRA)
Letizia Marzani (ITA) | [51][52] |
| 5 March | Greek MTB Series – Salamina Epic Race #5 | Salamis | 1 | Andri Frischknecht (SUI)
Savilia Blunk (USA) | Max Foidl (AUT)
Greta Seiwald (ITA) |  Charlie Aldridge (GBR)
 Leonie Daubermann (GER) | [53] |
| 5 March | AusCycling MTB National Series #4 | Gold Coast | NC/2 | Brent Rees (AUS)
Zoe Cuthbert (AUS) | Cameron Wright (AUS)
Katherine Hosking (AUS) | Joel Dodds (AUS)
Holly Lubcke (AUS) | [54] |
| 5 March | Verona MTB International | Verona | 2 | Nadir Colledani (ITA)
Chiara Teocchi (ITA) | Luca Braidot (ITA)
Tamara Wiedmann (AUT) | Mario Bair (AUT)
 Emilly Johnston (CAN) | [55] |
| 5 March | Gran Premio Internacional Candeleda – Gredos – Round #1 Spanish Cup | Candeleda | 1/NC | David Campos Motos (ESP)
Janika Lõiv (EST) | Alberto Barroso (ESP)
Natalia Fischer (ESP) | Luis Pérez Martínez (ESP)
Rocío del Alba García (ESP) | [56] |
| 9 March | Greek MTB Series – Sparta MTB Race #1 | Sparta | 1 |  Oliver Sølvhøj (DEN)
Emeline Detilleux (BEL) | Gil Ly Gonen (ISR)
Yana Belomoyna (UKR) | Gustav Pedersen (DEN)
 Vita Movrin (SVN) | [57] |
| 10 March | Integração Cup Internacional #1 | Petrópolis | 2 | Luiz Cocuzzi (BRA)
Raiza Goulão (BRA) | Ulan Bastos Galinski (BRA)
Karen Olímpio (BRA) | Henrique Avancini (BRA)
Letícia Cândido (BRA) | [58] |
| 10–11 March | Internazionali Crosscountry Coppa Citta Di Albenga | Albenga | 1 | Pierre de Froidmont (BEL)
Martina Berta (ITA) | Thomas Griot (FRA)
Giada Specia (ITA) | Sebastian Fini (DEN)
Anne Tauber (NED) | [59] |
| 11 March | Integração Cup Internacional #2 | Petrópolis | 3 | José Gabriel Marques (BRA)
Karen Olímpio (BRA) | Ulan Galinski (BRA)
Letícia Cândido (BRA) | Henrique Avancini (BRA)
Hercilia Najara (BRA) | [60] |
| 11–12 March | Greek MTB Series – Sparta MTB Race #1 | Sparta | HC | Oliver Sølvhøj (DEN)
Emeline Detilleux (BEL) |  Emil Eid (NOR)
Yana Belomoyna (UKR) | Gil Ly Gonen (ISR)
Vita Movrin (SVN) | [61] |
| 11–12 March | Fullgaz Race powered by Ghost int. MTB Bundesliga | Obergessertshausen | 1 | Luca Schwarzbauer (GER) (XCO)
Anne Terpstra (NED) (XCO)
Georg Egger (GER) (XCC)
Lia Schrievers (GER) (XCC) | David List (GER) (XCO)
Nina Benz (GER) (XCO)
Julian Schelb (GER) (XCC)
Ronja Eibl (GER) (XCC) | Georg Egger (GER) (XCO)
Ronja Eibl (GER) (XCO)
David List (GER) (XCC)
Nina Benz (GER) (XCC) | [62] |
| 12 March 2023 | Desafio dos Gigantes | Petrópolis | 1 | Luiz Cocuzzi (BRA)
Raiza Goulão (BRA) | Henrique Avancini (BRA)
Karen Olímpio (BRA) | Alex Malacarne (BRA)
Sabrina Oliveira (BRA) | [63] |
| 12 March 2023 | Gran Premio Ciudad de Valladolid BTT XCO – Spanish Cup Round #2 | Valladolid | 2/NC | Jofre Cullell (ESP)
Natalia Fischer (ESP) | David Valero (ESP)
Núria Bosch (ESP) | Pablo Rodríguez (ESP)
Estíbaliz Sagardoy (ESP) | [64] |
| 17 March | Israel Cup #4 | Qula | 2 | Eitan Levi (ISR)
Na'ama Noyman (ISR) | Yotam Deshe (ISR)
Naomi Luria (ISR) | Luuk Chambeyron (FRA)
Romi Veldnizki (ISR) | [65] |
| 17–19 March | Crankworx Rotorua Downhill | Rotorua | 1 | Loïc Bruni (FRA)
Jess Blewitt (NZL) |  Oliver Zwar (SWE)
Jenna Hastings (NZL) | Neko Mulally (USA)
Shania Rawson (NZL) | [66] |
| 18 March | Hellenic XCC Series #2 | Peloponnese | 3 | Michał Topór (POL)
Eleftheria Giachou (GRE) | Alexandros Athanasiadis (GRE)
Alexandra Adam (GRE) | Dimitrios Antoniadis (GRE)
Efcharis Moschovoudi (GRE) | [67] |
| 18–19 March | Swiss Bike Cup Gränichen | Gränichen | HC | Luca Schwarzbauer (GER)
Alessandra Keller (SUI) | Mathias Flückiger (SUI)
Nicole Koller (SUI) | Jordan Sarrou (FRA)
Jolanda Neff (SUI) | [68] |
| 18–19 March | Pineta Sperane XCO – #1 Internazionali d'Italia | San Zeno di Montagna | 1 | Luca Braidot (ITA)
Martina Berta (ITA) | Nadir Colledani (ITA)
Mona Mitterwallner (AUT) | Daniele Braidot (ITA)
Giorgia Marchet (ITA) | [69] |
| 18–19 March | Copa Internacional METAN | San José de Metán | 2 | Álvaro Macías (ARG)
Agustina Apaza (ARG) | Martín Molina (ARG)
Mariana Casadey (ARG) | Facundo Cayata (ARG)
Florencia Ávila (ARG) | [70] |
| 18–19 March | Portugal Cup DHI | Seia | 2 | Gonçalo Bandeira (POR)
Zoe Zamora (ESP) | Oisin O'Callaghan (IRL)
Margarida Bandeira (POR) | Tomás Barreiros (POR)
Kira Zamora (ESP) | [71] |
| 18–19 March | Copa Mezuena Specialized V1 | Chía | 3 | Hugo Rodríguez (COL)
Natalia Duarte (COL) | Hilvar Malaver (COL)
Cristina Cañaveral (COL) | Johan Cañaveral (COL)
| [72][73] |
| 19 March | 2023 Oceania XCO & E-MTB XCO Continental Championships | Australia | CC | Anton Cooper (NZL) (XCO)
Rebecca Henderson (AUS) (XCO) | Ben Oliver (NZL) (XCO)
Sammie Maxwell (NZL) (XCO) | Cameron Ivory (AUS) (XCO)
Zoe Cuthbert (AUS) (XCO) | |
| 19 March | Superprestigio MTB Ancín | Ancín | 1 | David Campos Motos (ESP)
Janika Lõiv (EST) |  Vlad Dascălu (ROU)
Raquel Queirós (POR) | Ricardo Marinheiro (POR)
Natalia Fischer (ESP) | [74] |
| 19 March | Hellenic Cup #2 | Peloponnese | 2 | Dimitrios Antoniadis (GRE)
Eleftheria Giachou (GRE) | Michał Topór (POL)
Eirini Karousou (GRE) | Alexandros Athanasiadis (GRE)
Alexandra Adam (GRE) | [75] |
| 19–26 March | Absa Cape Epic – XCMS | Cape Town | SHC | Matthew Beers (RSA)
Christopher Blevins (USA)
 Kimberley Le Court (MRI)
 Vera Looser (NAM) | Georg Egger (GER)
Lukas Baum (GER)
Amy Wakefield (RSA)
Candice Lill (RSA) | Nino Schurter (SUI)
Andri Frischknecht (SUI)
Sofía Gómez (ARG)
 Kateřina Nash (CZE) | [76] |
| 24 March | Serbia Epic Series #1 – Yason Creative District |  Novi Sad | 3 |  Zsombor Palumby (HUN)
Eva Lechner (ITA) | Christopher Dawson (IRL)
Mariia Sukhopalova (UKR) | Gioele Bertolini (ITA)
 Alina Sarkulova (KAZ) | [77] |
| 24 March | Tennessee National XCC | Oliver Springs | 3 | Cole Punchard (CAN)
Madison Maloney (USA) | Owen Clark (CAN)
Nicole Bradbury (CAN) | Tyler Orschel (CAN)
Paige Edwards (USA) | [78] |
| 24–26 March | MTB French Cup XCO/XCE | Marseille | HC | Jordan Sarrou (FRA) (XCO)
Loana Lecomte (FRA) (XCO)
Titouan Perrin-Ganier (FRA) (XCE)
Coline Clauzure (FRA) (XCE) | Sam Gaze (NZL) (XCO)
Anne Tauber (NED) (XCO)
Thibaut Kahlhoven (FRA) (XCE)
Noémie Garnier (FRA) (XCE) | Thomas Griot (FRA) (XCO)
Savilia Blunk (USA) (XCO)
Lorenzo Serres (FRA) (XCE)
Annemoon van Dienst (NED) (XCE) | [79] |
| 24–26 March | Internacional Estrada Real | Itabirito | 1 | José Gabriel Marques (BRA) (XCO)
Raiza Goulão (BRA) (XCO)
José Gabriel Marques (BRA) (XCC)
Karen Olímpio (BRA) (XCC) | Ulan Galinski (BRA) (XCO)
Karen Olímpio (BRA) (XCO)
Ulan Galinski (BRA) (XCC)
Isabella Lacerda (BRA) (XCC) | Guilherme Müller (BRA) (XCO)
Isabella Lacerda (BRA) (XCO)
Guilherme Müller (BRA) (XCC)
Leticia Cândido (BRA) (XCC) | [80] |
| 25 March | Serbia Epic Series #2 – DJAK SPORT Andrevlje XCO #1 | Novi Sad | 1 |  Martin Haring (SVK)
Eva Lechner (ITA) | Christopher Dawson (IRL)
Mariia Sukhopalova (UKR) | Gregor Raggl (AUT)
Alina Sarkulova (KAZ) | [81] |
| 25–26 March | Tennessee National E-MTB XCO/DHI/XCO | Oliver Springs | 2/3 | Cole Punchard (CAN) (XCO)
Dakotah Norton (USA) (DHI)
Madison Maloney (USA) (XCO)
Kailey Skelton (USA) (DHI) | Tyler Orschel (CAN) (XCO)
Aaron Gwin (USA) (DHI)
Nicole Bradbury (CAN) (XCO)
Frida Helena Rønning (NOR) (DHI) | Owen Clark (CAN) (XCO)
Luca Shaw (USA) (DHI)
Kiara Lylyk (CAN) (XCO)
Gracey Hemstreet (CAN) (DHI) | [82][83][84] |
| 25–26 March | Memorial Bruno Alverà International XCO 2023 | Pergine Valsugana | 2 | Filippo Fontana (ITA)
Chiara Teocchi (ITA) | Alessio Agostinelli (ITA)
Tamara Wiedmann (AUT) | Emanuele Huez (ITA)
Astrid Miola (ITA) | [85] |
| 26 March | 31. KTM Kamptal Trophy | Langenlois | 1 | Jens Schuermans (BEL)
Laura Stigger (AUT) | Ondřej Cink (CZE)
Aleksandra Podgórska (POL) | Bartłomiej Wawak (POL)
Jitka Čábelická (CZE) | [86] |
| 26 March | British Cycling National Cross Country Series Round 1 | Tong | 2 | Cameron Mason (GBR)
Anna McGorum (GBR) | Corran Carrick-Anderson (GBR)
Elena McGorum (GBR) | Huw Buck Jones (GBR)
Amy Henchoz (GBR) | [87] |
| 26 March | Serbia Epic Series #3 – DJAK SPORT Andrevlje XCO #2 | Novi Sad | 1 | Christopher Dawson (IRL)
Eva Lechner (ITA) | Gregor Raggl (AUT)
Lucia Bramati (ITA) | Zsombor Palumby (HUN)
Mariia Sukhopalova (UKR) | [88] |
| 26 March | XCO Vrtojba 2023 | Vrtojba | 1 | Nadir Colledani (ITA)
Yana Belomoyna (UKR) | Luca Braidot (ITA)
Tanja Žakelj (SVN) | Daniele Braidot (ITA)
Vita Movrin (SVN) | [89] |
| 26 March 2023 | Copa España XCO Cofidis G.P. X-Sauce – Round #3 | Alpedrete | 2/NC | Ricardo Marinheiro (POR)
Raquel Queirós (POR) | Cristofer Bosque (ESP)
Ana Santos (POR) | Alberto Barroso (ESP)
Lucia Gómez (ESP) | [90] |
| 26 March | Copa Catalana Internacional BTT- Gavà | Gavà | 2 | Jofre Cullell (ESP)
Janika Lõiv (EST) | Mario Sinués (ESP)
Karla Štěpánová (CZE) | Roger Ferrer (ESP)
Núria Bosch (ESP) | [91] |
| 26 March | ÖKK BIKE REVOLUTION Tamaro Trophy | Riviera | 1 | Mathias Flückiger (SUI)
Martina Berta (ITA) | Vital Albin (SUI)
Sina Frei (SUI) | Luca Schätti (SUI)
Nicole Koller (SUI) | [92] |
| 31 March–2 April | Copa Colombia MTB II | Turbaco | 2 | Jhonnatan Botero (COL) (XCO)
María José Salamanca (COL) (XCO)
Juan Fernando Monroy (COL) (XCC)
María José Salamanca (COL) (XCC) | Juan Fernando Monroy (COL) (XCO)
Camila Cagua González (COL) (XCO)
Fabio Castañeda (COL) (XCC)
Camila Cagua González (COL) (XCC) | Fabio Castañeda (COL) (XCO)
Ana Maria Roa (COL) (XCO)
Jhonnatan Botero (COL) (XCC)
Ana Maria Roa (COL) (XCC) | [93] |
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Santa María
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Alex Miller (NAM)
Calpe
Emil Hasund Eid (NOR)
Janika Lõiv (EST)
Krzysztof Łukasik (POL)
Mónica Calderón (COL)
Alexey Medvedev ()
Rosa van Doorn (NED)
Valdivia
Raiza Goulão (BRA) (XCO)
Antalya
Alina Sarkulova (KAZ)
Maria Sherstiuk (UKR)
Attica
Kristian Andersen (DEN)
Karl Markt (AUT)
Amy Henchoz (GBR)
Manuela Mureșan (ROU)
Pula/Premantura
Maxime Loret (FRA)
Sven Strähle (GER)
Tanja Žakelj (SVN)
Mirko Tabacchi (ITA)
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