|
*<sup>1</sup> The first Premier 5 event of the year has switched back and forth between the Dubai Tennis Championships and the Qatar Ladies Open since 2009. Dubai was classified as a Premier 5 event from 2009–2011 before being succeeded by Doha for the 2012–2014 period. Since 2015, the two tournaments alternate between Premier 5 and Premier status every year.
*
==Record against top-50 players==
Andreescu's win-loss record (4–5, 44%) against players who were ranked world No. 50 or higher when played is as follows: <br /><small>''Players who have been ranked world No. 1 are in boldface.''</small>
{|class="wikitable sortable" style="text-align:center;"
|style="width:225px; background:#efefef;"|'''Player'''
|style="width:60px; background:#efefef;"|'''Top-50 record'''
|style="width:60px; background:#efefef;"|'''Overall record'''
|-
|style="text-align:left;"|'''Venus Williams''' (USA)
|1–0
|1–0
|-
|style="text-align:left;"|'''Caroline Wozniacki''' (DEN)
|1–0
|1–0
|-
|style="text-align:left;"|Kristina Mladenovic (FRA)
|1–0
|1–0
|-
|style="text-align:left;"|Hsieh Su-wei (TPE)
|1–0
|1–0
|-
|style="text-align:left;"|Julia Görges (GER)
|0–1
|0–1
|-
|style="text-align:left;"|Anastasija Sevastova (LAT)
|0–1
|0–1
|-
|style="text-align:left;"|Irina-Camelia Begu (ROU)
|0–1
|0–1
|-
|style="text-align:left;"|Yulia Putintseva (KAZ)
|0–1
|0–1
|-
|style="text-align:left;"|Lesia Tsurenko (UKR)
|0–1
|0–1
|- style="font-weight:bold; background:#efefef;"
|style="text-align:left;"|Total
|4–5
|4–5
|}
:''*Statistics as of January 17, 2019''
==Wins over top-10 opponents==
|