Luka Šamanić (born 9 January 2000) is a Croatian professional basketball player for Saski Baskonia of the Spanish Liga ACB and the EuroLeague.

[3] His father, Marko Šamanić, played basketball professionally for 19 years, including in the EuroLeague, with Slovenian club Krka.

[8] He collected 29 points, 10 rebounds, 4 steals, and 3 blocks for Zagreb in a 22 November 2014 win over the junior team for Šanac Karlovac.

[10] On 3 January 2016, Šamanić led his team to a championship win against Virtus Roma in a youth tournament in Italy, for which he earned most valuable player (MVP) honors.

[12] Later in the month, Šamanić dominated versus the Cedevita junior team, notching 26 points, 10 rebounds, 4 steals, and 4 blocks.

[14] On 29 May, Šamanić was named MVP of the Croatian cadet championship after his double-double of 16 points and 11 rebounds in a blowout of Cibona junior squad.

[15] In June, he attended the Adidas EuroCamp, a three-day pre-National Basketball Association (NBA) draft camp for international prospects held in Treviso, Italy.

[6][16] On 14 June 2016, Šamanić signed a 2-year amateur contract with Spanish club FC Barcelona, initially joining its junior ranks.

[19] In January 2017, Šamanić played with Barcelona's junior team at the Ciutat de L'Hospitalet qualifiers for the 2016–17 Adidas Next Generation Tournament and was one year younger than most of his opponents at both events.

[22] In the final tournament in May, Šamanić averaged 8.7 points, 6 rebounds, and 0.7 assists through 3 games, earning the Rising Star Trophy.

[24][25] By August 2017, Šamanić was drawing attention from several NCAA Division I programs, including Florida, Gonzaga, Purdue, and Stanford.

[27] Still, Šamanić was named L'Hospitalet tournament MVP and earned All-Tournament Team honors after averaging 23.2 points, 14.8 rebounds, 3 assists, and 2.8 blocks through 4 games.

[23] In February 2018, he took part in a Basketball Without Borders camp in Los Angeles, joining several other international NBA prospects.

[37] Šamanić debuted for Olimpija on 21 September in an 86–60 loss to Crvena zvezda at the 2018 ABA League Supercup, recording 2 points and 3 rebounds in 19 minutes.

[62] As Croatia finished in fourth place, Šamanić averaged 17.7 points, 10.4 rebounds, and 2.9 blocks per game, earning All-Star Five honors.

[64] Šamanić led Croatia to a gold medal after recording 21 points, 8 rebounds, 4 steals, and 3 blocks in an overtime win over Great Britain.