Kammala wannan jumla: A watan Janairun 2019, Osuigwe ya taka leda tare da David Ferrer a tawagar Spain a gasar cin kofin duniya ta FIFA.
2019 Hopman Cup, ya maye gurbin Garbiñe Muguruza wanda ya fita saboda rauni. Osuigwe ya buga wasa ne kawai a wasan da aka hada, inda ya yi rashin nasara ga kungiyar Faransa wacce ta kunshi Lucas Pouille da Alizé Cornet. A watan Maris, ta shiga babban wasan Miami Open a matsayin wildcard, inda ta lashe wasan zagaye na farko da ta yi da Mari Osaka, 'yar'uwar Naomi Osaka.