2019 Zhuhai Open

{{about|the ATP Challenger Tour tournament held in March 2019|the ATP Tour tournament held in September 2019|2019 Zhuhai Championships|the WTA Tour season-ending tournament held in October–November 2019|2019 WTA Elite Trophy}}

{{Infobox tennis event|2019|Zhuhai Open|

| date=4–10 March

| edition=4th

| category = ATP Challenger Tour

| surface=Hard

| location=Zhuhai, China

| champs= {{flagicon|ESP}} Enrique López Pérez

| champd={{flagicon|CHN}} Gong Maoxin / {{flagicon|CHN}} Zhang Ze

| after_year=2023

| after_name=Zhuhai Challenger

}}

The 2019 Zhuhai Open was a professional tennis tournament played on hard courts. It was the fourth edition of the tournament and part of the 2019 ATP Challenger Tour. It took place in Zhuhai, China between 4 and 10 March 2019.

Singles main-draw entrants

=Seeds=

class="sortable wikitable"
width="70"\| Country ! width="175"\| Player ! Rank¹ ! Seed
{{flag\|CAN}} \|Brayden Schnur \|107 \|1
{{flag\|CYP}} \|Marcos Baghdatis \|128 \|2
{{flag\|GER}} \|Oscar Otte \|156 \|3
{{flag\|JPN}} \|Hiroki Moriya \|173 \|4
{{flag\|ISR}} \|Dudi Sela \|182 \|5
{{flag\|GER}} \|Rudolf Molleker \|183 \|6
{{flag\|KAZ}} \|Aleksandr Nedovyesov \|191 \|7
{{flag\|GER}} \|Mats Moraing \|193 \|8
{{flag\|AUT}} \|Jurij Rodionov \|194 \|9
{{flag\|CHN}} \|Zhang Ze \|200 \|10
{{flag\|SLO}} \|Blaž Rola \|203 \|11
{{flag\|AUS}} \|Marc Polmans \|211 \|12
{{flag\|CRO}} \|Viktor Galović \|215 \|13
{{flag\|EGY}} \|Mohamed Safwat \|218 \|14
{{flag\|ARG}} \|Pedro Cachin \|236 \|15
{{flag\|BRA}} \|Guilherme Clezar \|237 \|16

class="sortable wikitable"

width="70"| Country

! width="175"| Player

! Rank¹

! Seed

|107

|128

|156

|173

|182

|183

|Aleksandr Nedovyesov

|191

|Mats Moraing

|193

|Jurij Rodionov

|194

|Zhang Ze

|200

|10

|Blaž Rola

|203

|11

|Marc Polmans

|211

|12

|Viktor Galović

|215

|13

|Mohamed Safwat

|218

|14

|Pedro Cachin

|236

|15

|Guilherme Clezar

|237

|16

¹ Rankings are as of 25 February 2019.{{cite web|url=http://www.atptour.com/en/rankings/singles|title=Rankings – Singles – ATP Tour – Tennis|website=ATP Tour}}

=Other entrants=

The following players received wildcards into the singles main draw:

{{flagicon|CHN}} Gao Xin
{{flagicon|CHN}} He Yecong
{{flagicon|CHN}} Hua Runhao
{{flagicon|CHN}} Xia Zihao
{{flagicon|CHN}} Zhang Zhizhen

The following players received entry into the singles main draw using their ITF World Tennis Ranking:

{{flagicon|ESP}} Javier Barranco Cosano
{{flagicon|ITA}} Raúl Brancaccio
{{flagicon|FRA}} Baptiste Crepatte
{{flagicon|EGY}} Karim-Mohamed Maamoun

The following players received entry from the qualifying draw:

{{flagicon|CHN}} Bai Yan
{{flagicon|FIN}} Harri Heliövaara

Champions

=Singles=

{{flagicon|ESP}} Enrique López Pérez def. {{flagicon|RUS}} Evgeny Karlovskiy 6–1, 6–4.

=Doubles=

{{flagicon|CHN}} Gong Maoxin / {{flagicon|CHN}} Zhang Ze def. {{flagicon|AUS}} Max Purcell / {{flagicon|AUS}} Luke Saville 6–4, 6–4.