The 2023 Supersport 300 World Championship was the seventh season of the Supersport 300 World Championship. Álvaro Díaz was world champion in this class last year.

The championship was won by Jeffrey Buis at the Portuguese round. The Dutchman who created WorldSSP300 history with his second title.

The provisional 2023 season calendar was announced on 8 November 2022.^[1] It was then updated on 28 February 2023 to announce the fourth round at Imola Circuit on 14–16 July.^[2]

2023 calendar[1]
Round			Country	Circuit	Date	Superpole	Fastest lap	Winning rider	Winning team	Winning constructor
1	R1	Dutch Round	Netherlands	TT Circuit Assen	22 April	Matteo Vanucci	Jeffrey Buis	Petr Svoboda	Fusport-RT Motorsport by SKM-Kawasaki	Kawasaki
	R2				23 April		Yeray Saiz	Petr Svoboda	Fusport-RT Motorsport by SKM-Kawasaki	Kawasaki
2	R1	Catalunya Round	Spain	Circuit de Barcelona-Catalunya	6 May	Humberto Maier[3]	Samuel di Sora	Jeffrey Buis	MTM Kawasaki	Kawasaki
	R2				7 May		Samuel di Sora	Mirko Gennai	Team BrCorse	Yamaha
3	R1	Emilia-Romagna Round	Italy	Misano World Circuit Marco Simoncelli	3 June	Jeffrey Buis	Fenton Seabright	Bruno Ieraci	ProDina Racing WorldSSP300	Kawasaki
	R2				4 June		Devis Bergamini	Bruno Ieraci	ProDina Racing WorldSSP300	Kawasaki
4	R1	Italian Round	Italy	Imola Circuit	15 July	Dirk Geiger	Matteo Vanucci	Matteo Vanucci	AG Motorsport Italia Yamaha	Yamaha
	R2				16 July		José Manuel Osuna	Dirk Geiger	Freudenberg KTM-Paligo Racing	KTM
5	R1	Czech Round	Czech Republic	Autodrom Most	29 July	José Luis Pérez Gonzalez	Aldi Satya Mahendra	Lennox Lehmann	Freudenberg KTM-Paligo Racing	KTM
	R2				30 July		Aldi Satya Mahendra	Aldi Satya Mahendra	Team BrCorse	Yamaha
6	R1	French Round	France	Circuit de Nevers Magny-Cours	9 September	Dirk Geiger	Fenton Seabright	Jeffrey Buis	MTM Kawasaki	Kawasaki
	R2				10 September		Fenton Seabright	Jeffrey Buis	MTM Kawasaki	Kawasaki
7	R1	Aragon Round	Spain	MotorLand Aragón	23 September	Matteo Vanucci	Matteo Vanucci	Loris Veneman	MTM Kawasaki	Kawasaki
	R2				24 September		Fenton Seabright	Jeffrey Buis	MTM Kawasaki	Kawasaki
8	R1	Portuguese Round	Portugal	Algarve International Circuit	30 September	José Luis Pérez Gonzalez	Mirko Gennai	Mirko Gennai	Team BrCorse	Yamaha
	R2				1 October		Dirk Geiger	Mirko Gennai	Team BrCorse	Yamaha

2023 entry list[4][5] Team Constructor Motorcycle No. Rider Rounds Accolade Smrž Racing BGR Kawasaki Ninja 400 16 Maxim Repák[6] 5 27 Christopher Clark[citation needed] 7–8 35 Yeray Saiz Marquez[4] 1–3 73 José Luis Pérez Gonzalez[4] All 78 Levi Badie[7] 6 Deza-Box 77 Racing Team 44 Antonio Torres Dominguez[citation needed] 7 71 Iván Bolaño Hernandez[8] 2 77 José Manuel Osuna[4] All Fusport-RT Motorsports by SKM-Kawasaki 53 Petr Svoboda[9] All 69 Troy Alberto[9] All Gradaracorse 31 Jason Roberto Sarchi[10] 4 Kawasaki GP Project 47 Fenton Seabright[11] All 88 Daniel Mogeda[4] All Molenaar Racing Team 14 Sven Doornenbal[12] 1 18 Thom Molenaar[12] 1 MTM Kawasaki 6 Jeffrey Buis[13] All 7 Loris Veneman[13] All ProDina Racing WorldSSP300 8 Bruno Ieraci[14] 3–4 23 Samuel di Sora[15] All 25 Mattia Martella[15] 1–3, 5–8 Quaresma Racing Team 79 Tomas Alonso[16] 8 Rame Moto Racing 61 Dinis Borges[16] 8 Team#109 Kawasaki 11 Astrid Madrigal[7] 6–8 19 Alessandro Zanca[4] All 51 Juan Pablo Uriostegui[17] 1–5 Team Flembbo-PL Performances 48 Julio García[18] All 85 Kevin Sabatucci[19] All China Racing Team Kove 321RR 9 Zhan Junhao[14] 3 22 Marc García[10] 4–8 98 Shengjunjie Zhou[4] 1–2 Freudenberg KTM-Paligo Racing KTM RC 390 R 28 Lennox Lehmann[20] 1–7 29 Walid Khan[6] 5 60 Dirk Geiger[20] All 66 Phillip Tonn[16] 8 AG Motorsport Italia Yamaha Yamaha YZF-R3 41 Raffaele Tragni[4] 1–3, 5–8 91 Matteo Vanucci[4] All Arco Motor University Team 17 Ruben Bijman[21] All 32 Krittapat Keankum[6] 5 55 Unai Calatayud[8] 2 55 Unai Calatayud[7] 6–8 80 Gabriele Mastroluca[22] 1–4 96 Marc Vich Gil[citation needed] 7 ProGP Racing 81 Ioannis Peristeras[23] All 13 Devis Bergamini[23] All Racestar 4 Emanuele Cazzaniga[14] 3 Sublime Racing by MS Racing 15 Alfonso Coppola[10] 4 24 Michel Agazzi[10] 4 34 Eitan Gras Cordon[4] 45 Clement Rouge[4] 1–2 46 Kas Beekmans[12] 1 51 Juan Pablo Uriostegui[7] 6–8 62 Kevin Santos Fontainha[6] 5 99 Galang Hendra Pratama[14] 2–3, 5–8 Team BrCorse 26 Mirko Gennai[24] All 57 Aldi Satya Mahendra[6] 5 93 Marco Gaggi[24] All Yamaha MS Racing/AD78 Latin America Team 12 Humberto Maier[4] All 39 Enzo Valentim Garcia[4] 1–7 62 Kevin Santos Fontainha[16] 8

Key Regular rider Wildcard rider Replacement rider

Points

Pos. Rider Bike ASS BAR MIS IMO MOS MAG ARA POR Pts. 1 Jeffrey Buis Kawasaki 8 Ret 1 3 11 Ret 3 4 9 7 1 1 2 1 8 11 207 2 José Luis Pérez Gonzaléz Kawasaki 4 4 9 4 4 8 4 6 5 3 5 3 4 9 3 2 200 3 Mirko Gennai Yamaha 11 5 3 1 2 7 7 Ret 21 Ret 14 2 19 4 1 1 180 4 Dirk Geiger KTM 3 7 6 6 10 2 2 1 18 23 4 9 26 5 5 3 174 5 Matteo Vanucci Yamaha 24 3 8 2 6 Ret 1 2 24 20 7 Ret 13 2 4 5 155 6 Petr Svoboda Kawasaki 1 1 4 10 Ret 3 14 8 6 8 13 11 Ret Ret 19 Ret 121 7 Humberto Maier Yamaha 6 2 5 8 3 Ret 5 3 23 9 Ret 10 17 16 14 10 113 8 Loris Veneman Kawasaki 9 Ret Ret 19 14 4 Ret 15 10 Ret 3 5 1 6 7 7 109 9 Daniel Mogeda Kawasaki 16 14 7 5 22 14 Ret 18 3 16 6 4 3 7 9 4 108 10 Marco Gaggi Yamaha 5 10 17 13 7 6 17 13 2 Ret 25 25 8 3 2 Ret 106 11 Samuel di Sora Kawasaki 2 6 2 NC 8 9 9 17 Ret 5 Ret 15 Ret Ret 10 8 98 12 Kevin Sabatucci Kawasaki 15 9 Ret 5 13 6 7 22 14 2 6 11 11 6 13 96 13 Fenton Seabright Kawasaki 10 11 Ret 14 15 5 10 Ret 7 6 8 8 10 10 11 9 90 14 Bruno Ieraci Kawasaki 1 1 18 9 57 15 José Manuel Osuna Saez Kawasaki Ret 22 13 9 19 17 Ret 12 17 2 24 7 6 12 Ret DNS 57 16 Lennox Lehmann KTM Ret Ret Ret 15 17 16 12 5 1 22 11 17 Ret DNS 46 17 Julio García Kawasaki 13 12 12 12 Ret 20 11 14 11 17 Ret 16 7 13 13 12 46 18 Ruben Bijman Yamaha Ret 13 20 Ret 25 10 26 Ret 26 11 9 12 5 Ret 15 17 37 19 Galang Hendra Pratama Yamaha 10 11 12 12 Ret 25 16 13 12 15 26 6 37 20 Devis Bergamini Yamaha 7 Ret 18 22 16 11 20 10 19 21 10 Ret 18 8 DNS 15 35 21 Enzo Valentim Garcia Yamaha 12 8 11 7 9 15 21 20 Ret 24 Ret 20 DNS DNS 34 22 Aldi Satya Mahendra Yamaha 16 1 25 23 Marc García Kove 8 21 8 Ret 12 14 Ret DNS 25 Ret 24 24 Alessandro Zanca Kawasaki 14 18 Ret 24 13 Ret 13 11 15 12 21 24 20 17 20 26 18 25 Kevin Santos Fontainha Yamaha Ret 4 17 14 15 26 Ioannis Peristeras Yamaha 23 23 16 20 24 23 22 25 4 18 19 21 21 21 23 25 13 27 Unai Calatayud Yamaha Ret Ret 22 22 9 14 27 18 9 28 Walid Khan KTM Ret 10 6 29 Maxim Repák Kawasaki 13 13 6 30 Juan Pablo Uriostegui Kawasaki 18 Ret Ret Ret Ret 15 19 12 Ret 18 Ret 16 18 16 20 5 31 Tomas Alonso Kawasaki 12 22 4 32 Yeray Saiz Márquez Kawasaki 19 15 14 17 Ret Ret 3 33 Raffaele Tragni Yamaha 22 26 Ret 18 21 21 24 23 14 15 20 23 22 22 Ret 23 3 34 Marc Vich Gil Yamaha 14 Ret 2 35 Troy Alberto Kawasaki 17 16 15 16 23 18 16 16 20 Ret 17 16 15 Ret 18 19 2 36 Mattia Martella Kawasaki Ret 17 Ret 21 20 Ret 25 22 25 19 15 19 23 19 24 21 1 Phillip Tonn KTM Ret 16 0 Gabriele Mastroluca Yamaha Ret 24 Ret Ret 18 22 23 24 0 Kas Beekmans Yamaha 21 19 0 Clement Rouge Yamaha 25 25 19 23 0 Jason Roberto Sarchi Kawasaki 19 27 0 Emanuele Cazzaniga Yamaha Ret 19 0 Sven Doornenbal Kawasaki 20 21 0 Thom Molenaar Kawasaki Ret 20 0 Antonio Torres Dominguez Kawasaki Ret 20 0 Dinis Borges Kawasaki 21 24 0 Iván Bolaño Hernandez Kawasaki 21 25 0 Shengjunjie Zhou Kove Ret 27 22 26 0 Astrid Madrigal Kawasaki DNQ DNQ 25 23 DNQ DNQ 0 Levi Badie Kawasaki 23 26 0 Christopher Clark Kawasaki 24 Ret 27 27 0 Alfonso Coppola Yamaha Ret Ret 0 Michel Agazzi Yamaha Ret Ret 0 Krittapat Keankum Yamaha DNS DNS 0 Zhan Junhao Kove DNQ DNQ 0 Pos. Rider Bike ASS BAR MIS IMO MOS MAG ARA POR Pts.

Colour Result Gold Winner Silver Second place Bronze Third place Green Points finish Blue Non-points finish Non-classified finish (NC) Purple Retired (Ret) Red Did not qualify (DNQ) Did not pre-qualify (DNPQ) Black Disqualified (DSQ) White Did not start (DNS) Withdrew (WD) Race cancelled (C) Blank Did not practice (DNP) Did not arrive (DNA) Excluded (EX) Bold – Pole position Italics – Fastest lap

Pos.	Team	Bike No.	ASS		BAR		MIS		IMO		MOS		MAG		ARA		POR		Pts.
			R1	R2	R1	R2	R1	R2	R1	R2	R1	R2	R1	R2	R1	R2	R1	R2
1	MTM Kawasaki	6	8	Ret	1	3	11	Ret	3	4	9	7	1	1	2	1	8	11	316
		7	9	Ret	Ret	19	14	4	Ret	15	10	Ret	3	5	1	6	7	7
2	Team BrCorse	26	11	5	3	1	2	7	7	Ret	21	Ret	14	2	19	4	1	1	311
		57									16	1
		93	5	10	17	13	7	6	17	13	2	Ret	25	25	8	3	2	Ret
3	Freudenberg KTM-Paligo Racing	28	Ret	Ret	Ret	15	17	16	12	5	1	22	11	17	Ret	DNS	5	3	226
		29									Ret	10
		60	3	7	6	6	10	2	2	1	18	23	4	9	26	5
		69															Ret	17
4	Accolade Smrž Racing BGR	16									13	13							209
		27													24	Ret	22	27
		35	19	15	14	17	Ret	Ret
		73	4	4	9	4	4	8	4	6	5	3	5	3	4	8	3	2
		78											23	26
5	Kawasaki GP Project	47	10	11	Ret	14	15	5	10	Ret	7	6	8	8	10	10	11	9	198
		88	16	14	7	5	22	14	Ret	18	3	16	6	4	3	7	9	4
7	AG Motorsport Italia Yamaha	41	22	26	Ret	18	21	21	24	23	14	15	20	23	22	22	Ret	23	158
		91	24	3	8	2	6	Ret	1	2	24	20	7	Ret	13	2	4	5
7	ProDina Racing WorldSSP300	8					1	1											156
		23	2	6	2	NC	8	9	9	17	Ret	5	Ret	15	Ret	Ret	10	8
		25	Ret	17	Ret	21	20	Ret	25	22	25	19	15	19	23	19	24	21
8	Yamaha MS Racing/AD78 Latin America Team	12	6	2	5	8	3	Ret	5	3	23	9	Ret	10	17	16	14	10	147
		39	12	8	11	7	9	15	21	20	Ret	26	Ret	20
		62															17	14
9	Team Flembbo-PL Performances	48	13	12	12	12	Ret	20	11	14	11	17	Ret	18	7	13	13	12	142
		85	15	9	Ret		5	13	6	7	22	14	2	6	11	11	6	13
10	Fusport-RT Motorsports by SKM-Kawasaki	53	1	1	4	10	Ret	3	14	8	6	8	13	11	Ret	Ret	19	Ret	123
		69	17	16	15	16	23	18	16	16	20	Ret	17	16	15	Ret	18	19
11	Deza-Box 77 Racing Team	44													Ret	20			57
		71			21	25
		77	Ret	22	13	9	19	17	Ret	12	17	2	24	7	6	12	Ret	DNS
12	Sublime Racing by MS Racing	15							Ret	Ret									52
		24							Ret	Ret
		34
		45	25	25	19	23
		46	21	19
		51											18	Ret	16	18	16	20
		62									Ret	4
		99			10	11	12	12			Ret	25	16	13	12	15	26	6
13	ProGP Racing	13	7	Ret	18	22	16	11	20	10	19	21	10	Ret	18	9	DNS	15	48
		81	23	23	16	20	24	23	22	25	4	18	19	21	21	21	23	25
14	Arco Motor University Team	17	Ret	13	20	Ret	25	10	26	Ret	26	11	9	12	5	Ret	15	16	46
		32									DNS	DNS
		55			Ret	Ret							22	22	9	14	27	18
		80	Ret	24	Ret	Ret	18	22	23	24
		96													14	Ret
15	Team#109 Kawasaki	11											DNQ	DNQ	25	23	DNQ	DNQ	23
		19	14	18	Ret	24	13	Ret	13	11	15	12	21	24	20	17	20	26
		51	18	Ret	Ret	Ret	Ret		15	19	12	Ret
16	China Racing Team	9					DNQ	DNQ											22
		22							8	21	8	Ret	12	14	Ret	DNS	25	Ret
		98	Ret	27	22	26
17	Quaresma Racing Team	79															12	22	4
	Racestar	4					Ret	19											0
	Gradaracorse	31							19	27									0
	Molenaar Racing Team	14	20	21															0
		18	Ret	20
	Rame Moto Racing	61															21	24	0
Pos.	Team	Bike No.	ASS		BAR		MIS		IMO		MOS		MAG		ARA		POR		Pts.

Pos.	Manufacturer	ASS		BAR		MIS		IMO		MOS		MAG		ARA		POR		Pts.
1	Kawasaki	1	1	1	3	1	1	3	4	3	2	1	1	1	1	3	2	342
2	Yamaha	5	2	3	1	2	6	1	2	2	1	7	2	5	2	1	1	302
3	KTM	3	7	6	6	10	2	2	1	1	10	4	9	26	5	5	3	205
4	Kove	Ret	27	22	26	DNQ	DNQ	8	21	8	Ret	12	14	Ret	DNS	25	Ret	22
Pos.	Manufacturer	ASS		BAR		MIS		IMO		MOS		MAG		ARA		POR		Pts.

• Official website