ARG    Argentina

ATP    Association of Tennis Professionals (Men)

AUS    Australia

AUT    Austria

BEL    Belgium

BIH     Bosnia and Herzegovina

BLR    Belarus

BRA    Brazil

BUL    Bulgaria

CAN    Canada

CHN    China

COL    Colombia

CR       currently ranked

CRO    Croatia

CYP    Cyprus

CZE    Czech Republic

DEF     Defeats

DEN    Denmark

DOM    Dominican Republic

ESP    Spain

EST    Estonia

FIN    Finland

FFT    food for thought

FRA    France

GBR    Great Britain

GER    Germany

GEO    Georgia

GRAND SLAM  winning all four major titles in a calendar year

HUN    Hungary

IND    India

ISR    Israel

ITA    Italy

ITF    International Tennis Federation

JPN    Japan

KAZ    Kazakhstan

LAT    Latvia

LIE    Liechtenstein

MDA  Moldova

MAJORS  Australian Open, Roland Garros, Wimbledon and US Open

MFA   missing from action

MNE   Montenegro

MOTW  Mover of the Week

NED    Netherlands

NZL    New Zealand

PED   Performance enhancing drug

POL    Poland

POR    Portugal

PRO    professional tennis player

PUR    Puerto Rico

RET     Retired (player retires during the match)

ROU    Romania

RSA    Republic of South Africa

RT       ranked at that time

RUS    Russia

SLO    Slovenia

SRB    Serbia

SUI    Switzerland

SVK    Slovakia

TBC   to be continued

THA   Thailand

TPE    Chinese Taipei

TR      team rank (doubles)

TUN    Tunisia

UKR    Ukraine

URU    Uruguay

USA    United States

UZB    Uzbekistan

W/O    Walk over  (player withdraws prior to the start of the match)

WTA    Women’s Tennis Association

ZIM    Zimbabwe